Home / 4,680.31-7,018.14-2,901.55

Finding the Fourth Proportional to 4,680.31, 7,018.14 and 2,901.55

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Solution

The fourth proportional to 4,680.31, 7,018.14 and 2,901.55 is: 4,350.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.31 : 7,018.14 = 2,901.55 : x
  2. Step 2: Convert to fraction form
    4,680.31/7,018.14 = 2,901.55/x
  3. Step 3: Cross multiply
    4,680.31x = 7,018.14 × 2,901.55
  4. Step 4: Simplify right side
    4,680.31x = 20,363,484.12
  5. Step 5: Solve for x
    x = 20,363,484.12/4,680.31
  6. Step 6: Final answer
    x = 4,350.88

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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.