Home / 6,520.49-9,004.14-4,166.74

Finding the Fourth Proportional to 6,520.49, 9,004.14 and 4,166.74

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Solution

The fourth proportional to 6,520.49, 9,004.14 and 4,166.74 is: 5,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.49 : 9,004.14 = 4,166.74 : x
  2. Step 2: Convert to fraction form
    6,520.49/9,004.14 = 4,166.74/x
  3. Step 3: Cross multiply
    6,520.49x = 9,004.14 × 4,166.74
  4. Step 4: Simplify right side
    6,520.49x = 37,517,887.79
  5. Step 5: Solve for x
    x = 37,517,887.79/6,520.49
  6. Step 6: Final answer
    x = 5,753.84

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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.