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Finding the Fourth Proportional to 10,598.04, 15,867.90 and 7,993.08

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Solution

The fourth proportional to 10,598.04, 15,867.90 and 7,993.08 is: 11,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598.04 : 15,867.90 = 7,993.08 : x
  2. Step 2: Convert to fraction form
    10,598.04/15,867.90 = 7,993.08/x
  3. Step 3: Cross multiply
    10,598.04x = 15,867.90 × 7,993.08
  4. Step 4: Simplify right side
    10,598.04x = 126,833,394.13
  5. Step 5: Solve for x
    x = 126,833,394.13/10,598.04
  6. Step 6: Final answer
    x = 11,967.63

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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.