Home / 10,618.77-14,654.12-5,902.95

Finding the Fourth Proportional to 10,618.77, 14,654.12 and 5,902.95

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Solution

The fourth proportional to 10,618.77, 14,654.12 and 5,902.95 is: 8,146.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.77 : 14,654.12 = 5,902.95 : x
  2. Step 2: Convert to fraction form
    10,618.77/14,654.12 = 5,902.95/x
  3. Step 3: Cross multiply
    10,618.77x = 14,654.12 × 5,902.95
  4. Step 4: Simplify right side
    10,618.77x = 86,502,537.65
  5. Step 5: Solve for x
    x = 86,502,537.65/10,618.77
  6. Step 6: Final answer
    x = 8,146.19

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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.