Home / 9,043.15-12,479.18-5,266.43

Finding the Fourth Proportional to 9,043.15, 12,479.18 and 5,266.43

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Solution

The fourth proportional to 9,043.15, 12,479.18 and 5,266.43 is: 7,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.15 : 12,479.18 = 5,266.43 : x
  2. Step 2: Convert to fraction form
    9,043.15/12,479.18 = 5,266.43/x
  3. Step 3: Cross multiply
    9,043.15x = 12,479.18 × 5,266.43
  4. Step 4: Simplify right side
    9,043.15x = 65,720,727.93
  5. Step 5: Solve for x
    x = 65,720,727.93/9,043.15
  6. Step 6: Final answer
    x = 7,267.46

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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.