Home / 9,434.85-13,023.08-6,449.59

Finding the Fourth Proportional to 9,434.85, 13,023.08 and 6,449.59

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Solution

The fourth proportional to 9,434.85, 13,023.08 and 6,449.59 is: 8,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.85 : 13,023.08 = 6,449.59 : x
  2. Step 2: Convert to fraction form
    9,434.85/13,023.08 = 6,449.59/x
  3. Step 3: Cross multiply
    9,434.85x = 13,023.08 × 6,449.59
  4. Step 4: Simplify right side
    9,434.85x = 83,993,526.54
  5. Step 5: Solve for x
    x = 83,993,526.54/9,434.85
  6. Step 6: Final answer
    x = 8,902.48

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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.