Home / 10,458.25-15,670.65-9,396.06

Finding the Fourth Proportional to 10,458.25, 15,670.65 and 9,396.06

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Solution

The fourth proportional to 10,458.25, 15,670.65 and 9,396.06 is: 14,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.25 : 15,670.65 = 9,396.06 : x
  2. Step 2: Convert to fraction form
    10,458.25/15,670.65 = 9,396.06/x
  3. Step 3: Cross multiply
    10,458.25x = 15,670.65 × 9,396.06
  4. Step 4: Simplify right side
    10,458.25x = 147,242,304.97
  5. Step 5: Solve for x
    x = 147,242,304.97/10,458.25
  6. Step 6: Final answer
    x = 14,079.06

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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.