Home / 7,190.20-9,899.32-5,594.91

Finding the Fourth Proportional to 7,190.20, 9,899.32 and 5,594.91

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Solution

The fourth proportional to 7,190.20, 9,899.32 and 5,594.91 is: 7,702.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.20 : 9,899.32 = 5,594.91 : x
  2. Step 2: Convert to fraction form
    7,190.20/9,899.32 = 5,594.91/x
  3. Step 3: Cross multiply
    7,190.20x = 9,899.32 × 5,594.91
  4. Step 4: Simplify right side
    7,190.20x = 55,385,804.46
  5. Step 5: Solve for x
    x = 55,385,804.46/7,190.20
  6. Step 6: Final answer
    x = 7,702.96

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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.