Home / 10,028.15-13,845.14-6,444.71

Finding the Fourth Proportional to 10,028.15, 13,845.14 and 6,444.71

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Solution

The fourth proportional to 10,028.15, 13,845.14 and 6,444.71 is: 8,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.15 : 13,845.14 = 6,444.71 : x
  2. Step 2: Convert to fraction form
    10,028.15/13,845.14 = 6,444.71/x
  3. Step 3: Cross multiply
    10,028.15x = 13,845.14 × 6,444.71
  4. Step 4: Simplify right side
    10,028.15x = 89,227,810.76
  5. Step 5: Solve for x
    x = 89,227,810.76/10,028.15
  6. Step 6: Final answer
    x = 8,897.74

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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.