Home / 4,587.18-6,330.28-2,491.32

Finding the Fourth Proportional to 4,587.18, 6,330.28 and 2,491.32

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Solution

The fourth proportional to 4,587.18, 6,330.28 and 2,491.32 is: 3,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.18 : 6,330.28 = 2,491.32 : x
  2. Step 2: Convert to fraction form
    4,587.18/6,330.28 = 2,491.32/x
  3. Step 3: Cross multiply
    4,587.18x = 6,330.28 × 2,491.32
  4. Step 4: Simplify right side
    4,587.18x = 15,770,753.17
  5. Step 5: Solve for x
    x = 15,770,753.17/4,587.18
  6. Step 6: Final answer
    x = 3,438.01

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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.