Home / 1,487.08-2,230.65-1,046.53

Finding the Fourth Proportional to 1,487.08, 2,230.65 and 1,046.53

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Solution

The fourth proportional to 1,487.08, 2,230.65 and 1,046.53 is: 1,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487.08 : 2,230.65 = 1,046.53 : x
  2. Step 2: Convert to fraction form
    1,487.08/2,230.65 = 1,046.53/x
  3. Step 3: Cross multiply
    1,487.08x = 2,230.65 × 1,046.53
  4. Step 4: Simplify right side
    1,487.08x = 2,334,442.14
  5. Step 5: Solve for x
    x = 2,334,442.14/1,487.08
  6. Step 6: Final answer
    x = 1,569.82

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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.