Home / 7,435.76-11,155.48-5,248.76

Finding the Fourth Proportional to 7,435.76, 11,155.48 and 5,248.76

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Solution

The fourth proportional to 7,435.76, 11,155.48 and 5,248.76 is: 7,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.76 : 11,155.48 = 5,248.76 : x
  2. Step 2: Convert to fraction form
    7,435.76/11,155.48 = 5,248.76/x
  3. Step 3: Cross multiply
    7,435.76x = 11,155.48 × 5,248.76
  4. Step 4: Simplify right side
    7,435.76x = 58,552,437.20
  5. Step 5: Solve for x
    x = 58,552,437.20/7,435.76
  6. Step 6: Final answer
    x = 7,874.44

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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.