Home / 10,002.76-15,004.02-4,454.68

Finding the Fourth Proportional to 10,002.76, 15,004.02 and 4,454.68

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Solution

The fourth proportional to 10,002.76, 15,004.02 and 4,454.68 is: 6,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.76 : 15,004.02 = 4,454.68 : x
  2. Step 2: Convert to fraction form
    10,002.76/15,004.02 = 4,454.68/x
  3. Step 3: Cross multiply
    10,002.76x = 15,004.02 × 4,454.68
  4. Step 4: Simplify right side
    10,002.76x = 66,838,107.81
  5. Step 5: Solve for x
    x = 66,838,107.81/10,002.76
  6. Step 6: Final answer
    x = 6,681.97

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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.