Home / 9,948.02-13,731.12-5,701.39

Finding the Fourth Proportional to 9,948.02, 13,731.12 and 5,701.39

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Solution

The fourth proportional to 9,948.02, 13,731.12 and 5,701.39 is: 7,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.02 : 13,731.12 = 5,701.39 : x
  2. Step 2: Convert to fraction form
    9,948.02/13,731.12 = 5,701.39/x
  3. Step 3: Cross multiply
    9,948.02x = 13,731.12 × 5,701.39
  4. Step 4: Simplify right side
    9,948.02x = 78,286,435.93
  5. Step 5: Solve for x
    x = 78,286,435.93/9,948.02
  6. Step 6: Final answer
    x = 7,869.55

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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.