Home / 8,290.14-12,437.93-3,357.10

Finding the Fourth Proportional to 8,290.14, 12,437.93 and 3,357.10

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Solution

The fourth proportional to 8,290.14, 12,437.93 and 3,357.10 is: 5,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.14 : 12,437.93 = 3,357.10 : x
  2. Step 2: Convert to fraction form
    8,290.14/12,437.93 = 3,357.10/x
  3. Step 3: Cross multiply
    8,290.14x = 12,437.93 × 3,357.10
  4. Step 4: Simplify right side
    8,290.14x = 41,755,374.80
  5. Step 5: Solve for x
    x = 41,755,374.80/8,290.14
  6. Step 6: Final answer
    x = 5,036.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.