Home / 5,153.40-7,719.30-4,052.52

Finding the Fourth Proportional to 5,153.40, 7,719.30 and 4,052.52

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Solution

The fourth proportional to 5,153.40, 7,719.30 and 4,052.52 is: 6,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.40 : 7,719.30 = 4,052.52 : x
  2. Step 2: Convert to fraction form
    5,153.40/7,719.30 = 4,052.52/x
  3. Step 3: Cross multiply
    5,153.40x = 7,719.30 × 4,052.52
  4. Step 4: Simplify right side
    5,153.40x = 31,282,617.64
  5. Step 5: Solve for x
    x = 31,282,617.64/5,153.40
  6. Step 6: Final answer
    x = 6,070.29

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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.