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Finding the Fourth Proportional to 9,373.47, 12,935.93 and 5,124.93

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Solution

The fourth proportional to 9,373.47, 12,935.93 and 5,124.93 is: 7,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.47 : 12,935.93 = 5,124.93 : x
  2. Step 2: Convert to fraction form
    9,373.47/12,935.93 = 5,124.93/x
  3. Step 3: Cross multiply
    9,373.47x = 12,935.93 × 5,124.93
  4. Step 4: Simplify right side
    9,373.47x = 66,295,710.11
  5. Step 5: Solve for x
    x = 66,295,710.11/9,373.47
  6. Step 6: Final answer
    x = 7,072.70

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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.