Home / 9,002.46-12,423.60-5,226.24

Finding the Fourth Proportional to 9,002.46, 12,423.60 and 5,226.24

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Solution

The fourth proportional to 9,002.46, 12,423.60 and 5,226.24 is: 7,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002.46 : 12,423.60 = 5,226.24 : x
  2. Step 2: Convert to fraction form
    9,002.46/12,423.60 = 5,226.24/x
  3. Step 3: Cross multiply
    9,002.46x = 12,423.60 × 5,226.24
  4. Step 4: Simplify right side
    9,002.46x = 64,928,715.26
  5. Step 5: Solve for x
    x = 64,928,715.26/9,002.46
  6. Step 6: Final answer
    x = 7,212.33

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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.