Home / 3,152.28-4,349.34-1,754.76

Finding the Fourth Proportional to 3,152.28, 4,349.34 and 1,754.76

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Solution

The fourth proportional to 3,152.28, 4,349.34 and 1,754.76 is: 2,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.28 : 4,349.34 = 1,754.76 : x
  2. Step 2: Convert to fraction form
    3,152.28/4,349.34 = 1,754.76/x
  3. Step 3: Cross multiply
    3,152.28x = 4,349.34 × 1,754.76
  4. Step 4: Simplify right side
    3,152.28x = 7,632,047.86
  5. Step 5: Solve for x
    x = 7,632,047.86/3,152.28
  6. Step 6: Final answer
    x = 2,421.12

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,153.28, 4,350.72 and 1,755.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.