Home / 4,775.18-7,160.72-1,488.53

Finding the Fourth Proportional to 4,775.18, 7,160.72 and 1,488.53

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Solution

The fourth proportional to 4,775.18, 7,160.72 and 1,488.53 is: 2,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.18 : 7,160.72 = 1,488.53 : x
  2. Step 2: Convert to fraction form
    4,775.18/7,160.72 = 1,488.53/x
  3. Step 3: Cross multiply
    4,775.18x = 7,160.72 × 1,488.53
  4. Step 4: Simplify right side
    4,775.18x = 10,658,957.00
  5. Step 5: Solve for x
    x = 10,658,957.00/4,775.18
  6. Step 6: Final answer
    x = 2,232.16

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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.