Home / 7,250.76-10,876.86-2,319.16

Finding the Fourth Proportional to 7,250.76, 10,876.86 and 2,319.16

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Solution

The fourth proportional to 7,250.76, 10,876.86 and 2,319.16 is: 3,478.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.76 : 10,876.86 = 2,319.16 : x
  2. Step 2: Convert to fraction form
    7,250.76/10,876.86 = 2,319.16/x
  3. Step 3: Cross multiply
    7,250.76x = 10,876.86 × 2,319.16
  4. Step 4: Simplify right side
    7,250.76x = 25,225,178.64
  5. Step 5: Solve for x
    x = 25,225,178.64/7,250.76
  6. Step 6: Final answer
    x = 3,478.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.