Home / 3,152.16-4,349.70-1,825.74

Finding the Fourth Proportional to 3,152.16, 4,349.70 and 1,825.74

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Solution

The fourth proportional to 3,152.16, 4,349.70 and 1,825.74 is: 2,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.16 : 4,349.70 = 1,825.74 : x
  2. Step 2: Convert to fraction form
    3,152.16/4,349.70 = 1,825.74/x
  3. Step 3: Cross multiply
    3,152.16x = 4,349.70 × 1,825.74
  4. Step 4: Simplify right side
    3,152.16x = 7,941,421.28
  5. Step 5: Solve for x
    x = 7,941,421.28/3,152.16
  6. Step 6: Final answer
    x = 2,519.36

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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.