Home / 5,132.08-7,699.13-1,622.62

Finding the Fourth Proportional to 5,132.08, 7,699.13 and 1,622.62

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Solution

The fourth proportional to 5,132.08, 7,699.13 and 1,622.62 is: 2,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.08 : 7,699.13 = 1,622.62 : x
  2. Step 2: Convert to fraction form
    5,132.08/7,699.13 = 1,622.62/x
  3. Step 3: Cross multiply
    5,132.08x = 7,699.13 × 1,622.62
  4. Step 4: Simplify right side
    5,132.08x = 12,492,762.32
  5. Step 5: Solve for x
    x = 12,492,762.32/5,132.08
  6. Step 6: Final answer
    x = 2,434.25

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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.