Home / 6,417.16-8,821.67-5,517.59

Finding the Fourth Proportional to 6,417.16, 8,821.67 and 5,517.59

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Solution

The fourth proportional to 6,417.16, 8,821.67 and 5,517.59 is: 7,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.16 : 8,821.67 = 5,517.59 : x
  2. Step 2: Convert to fraction form
    6,417.16/8,821.67 = 5,517.59/x
  3. Step 3: Cross multiply
    6,417.16x = 8,821.67 × 5,517.59
  4. Step 4: Simplify right side
    6,417.16x = 48,674,327.86
  5. Step 5: Solve for x
    x = 48,674,327.86/6,417.16
  6. Step 6: Final answer
    x = 7,585.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.