Home / 4,356.40-6,520.20-4,010.80

Finding the Fourth Proportional to 4,356.40, 6,520.20 and 4,010.80

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Solution

The fourth proportional to 4,356.40, 6,520.20 and 4,010.80 is: 6,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.40 : 6,520.20 = 4,010.80 : x
  2. Step 2: Convert to fraction form
    4,356.40/6,520.20 = 4,010.80/x
  3. Step 3: Cross multiply
    4,356.40x = 6,520.20 × 4,010.80
  4. Step 4: Simplify right side
    4,356.40x = 26,151,218.16
  5. Step 5: Solve for x
    x = 26,151,218.16/4,356.40
  6. Step 6: Final answer
    x = 6,002.94

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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.