Home / 9,248.80-12,763.64-5,057.08

Finding the Fourth Proportional to 9,248.80, 12,763.64 and 5,057.08

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Solution

The fourth proportional to 9,248.80, 12,763.64 and 5,057.08 is: 6,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248.80 : 12,763.64 = 5,057.08 : x
  2. Step 2: Convert to fraction form
    9,248.80/12,763.64 = 5,057.08/x
  3. Step 3: Cross multiply
    9,248.80x = 12,763.64 × 5,057.08
  4. Step 4: Simplify right side
    9,248.80x = 64,546,748.57
  5. Step 5: Solve for x
    x = 64,546,748.57/9,248.80
  6. Step 6: Final answer
    x = 6,978.93

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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.