Home / 10,251.56-14,141.69-6,888.59

Finding the Fourth Proportional to 10,251.56, 14,141.69 and 6,888.59

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Solution

The fourth proportional to 10,251.56, 14,141.69 and 6,888.59 is: 9,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.56 : 14,141.69 = 6,888.59 : x
  2. Step 2: Convert to fraction form
    10,251.56/14,141.69 = 6,888.59/x
  3. Step 3: Cross multiply
    10,251.56x = 14,141.69 × 6,888.59
  4. Step 4: Simplify right side
    10,251.56x = 97,416,357.58
  5. Step 5: Solve for x
    x = 97,416,357.58/10,251.56
  6. Step 6: Final answer
    x = 9,502.59

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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.