Home / 10,602.18-14,631.10-5,886.77

Finding the Fourth Proportional to 10,602.18, 14,631.10 and 5,886.77

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Solution

The fourth proportional to 10,602.18, 14,631.10 and 5,886.77 is: 8,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.18 : 14,631.10 = 5,886.77 : x
  2. Step 2: Convert to fraction form
    10,602.18/14,631.10 = 5,886.77/x
  3. Step 3: Cross multiply
    10,602.18x = 14,631.10 × 5,886.77
  4. Step 4: Simplify right side
    10,602.18x = 86,129,832.67
  5. Step 5: Solve for x
    x = 86,129,832.67/10,602.18
  6. Step 6: Final answer
    x = 8,123.79

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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.