Home / 7,445.52-10,269.18-5,206.68

Finding the Fourth Proportional to 7,445.52, 10,269.18 and 5,206.68

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Solution

The fourth proportional to 7,445.52, 10,269.18 and 5,206.68 is: 7,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.52 : 10,269.18 = 5,206.68 : x
  2. Step 2: Convert to fraction form
    7,445.52/10,269.18 = 5,206.68/x
  3. Step 3: Cross multiply
    7,445.52x = 10,269.18 × 5,206.68
  4. Step 4: Simplify right side
    7,445.52x = 53,468,334.12
  5. Step 5: Solve for x
    x = 53,468,334.12/7,445.52
  6. Step 6: Final answer
    x = 7,181.28

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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.