Home / 5,591.12-8,386.70-1,695.32

Finding the Fourth Proportional to 5,591.12, 8,386.70 and 1,695.32

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Solution

The fourth proportional to 5,591.12, 8,386.70 and 1,695.32 is: 2,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.12 : 8,386.70 = 1,695.32 : x
  2. Step 2: Convert to fraction form
    5,591.12/8,386.70 = 1,695.32/x
  3. Step 3: Cross multiply
    5,591.12x = 8,386.70 × 1,695.32
  4. Step 4: Simplify right side
    5,591.12x = 14,218,140.24
  5. Step 5: Solve for x
    x = 14,218,140.24/5,591.12
  6. Step 6: Final answer
    x = 2,542.99

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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.