Home / 5,636.07-7,778.13-3,152.07

Finding the Fourth Proportional to 5,636.07, 7,778.13 and 3,152.07

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Solution

The fourth proportional to 5,636.07, 7,778.13 and 3,152.07 is: 4,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.07 : 7,778.13 = 3,152.07 : x
  2. Step 2: Convert to fraction form
    5,636.07/7,778.13 = 3,152.07/x
  3. Step 3: Cross multiply
    5,636.07x = 7,778.13 × 3,152.07
  4. Step 4: Simplify right side
    5,636.07x = 24,517,210.23
  5. Step 5: Solve for x
    x = 24,517,210.23/5,636.07
  6. Step 6: Final answer
    x = 4,350.05

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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.