Home / 10,261.62-14,151.57-7,615.62

Finding the Fourth Proportional to 10,261.62, 14,151.57 and 7,615.62

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Solution

The fourth proportional to 10,261.62, 14,151.57 and 7,615.62 is: 10,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.62 : 14,151.57 = 7,615.62 : x
  2. Step 2: Convert to fraction form
    10,261.62/14,151.57 = 7,615.62/x
  3. Step 3: Cross multiply
    10,261.62x = 14,151.57 × 7,615.62
  4. Step 4: Simplify right side
    10,261.62x = 107,772,979.52
  5. Step 5: Solve for x
    x = 107,772,979.52/10,261.62
  6. Step 6: Final answer
    x = 10,502.53

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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.