Home / 5,112.04-7,669.18-1,649.24

Finding the Fourth Proportional to 5,112.04, 7,669.18 and 1,649.24

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Solution

The fourth proportional to 5,112.04, 7,669.18 and 1,649.24 is: 2,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.04 : 7,669.18 = 1,649.24 : x
  2. Step 2: Convert to fraction form
    5,112.04/7,669.18 = 1,649.24/x
  3. Step 3: Cross multiply
    5,112.04x = 7,669.18 × 1,649.24
  4. Step 4: Simplify right side
    5,112.04x = 12,648,318.42
  5. Step 5: Solve for x
    x = 12,648,318.42/5,112.04
  6. Step 6: Final answer
    x = 2,474.22

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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.