Home / 6,617.70-9,130.05-4,259.52

Finding the Fourth Proportional to 6,617.70, 9,130.05 and 4,259.52

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Solution

The fourth proportional to 6,617.70, 9,130.05 and 4,259.52 is: 5,876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.70 : 9,130.05 = 4,259.52 : x
  2. Step 2: Convert to fraction form
    6,617.70/9,130.05 = 4,259.52/x
  3. Step 3: Cross multiply
    6,617.70x = 9,130.05 × 4,259.52
  4. Step 4: Simplify right side
    6,617.70x = 38,889,630.58
  5. Step 5: Solve for x
    x = 38,889,630.58/6,617.70
  6. Step 6: Final answer
    x = 5,876.61

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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.