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Finding the Fourth Proportional to 9,302.62, 12,837.28 and 5,053.53

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Solution

The fourth proportional to 9,302.62, 12,837.28 and 5,053.53 is: 6,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.62 : 12,837.28 = 5,053.53 : x
  2. Step 2: Convert to fraction form
    9,302.62/12,837.28 = 5,053.53/x
  3. Step 3: Cross multiply
    9,302.62x = 12,837.28 × 5,053.53
  4. Step 4: Simplify right side
    9,302.62x = 64,873,579.60
  5. Step 5: Solve for x
    x = 64,873,579.60/9,302.62
  6. Step 6: Final answer
    x = 6,973.69

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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.