Home / 7,649.74-10,557.08-4,292.75

Finding the Fourth Proportional to 7,649.74, 10,557.08 and 4,292.75

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Solution

The fourth proportional to 7,649.74, 10,557.08 and 4,292.75 is: 5,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.74 : 10,557.08 = 4,292.75 : x
  2. Step 2: Convert to fraction form
    7,649.74/10,557.08 = 4,292.75/x
  3. Step 3: Cross multiply
    7,649.74x = 10,557.08 × 4,292.75
  4. Step 4: Simplify right side
    7,649.74x = 45,318,890.96
  5. Step 5: Solve for x
    x = 45,318,890.96/7,649.74
  6. Step 6: Final answer
    x = 5,924.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.