Home / 5,767.16-8,631.11-3,688.58

Finding the Fourth Proportional to 5,767.16, 8,631.11 and 3,688.58

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Solution

The fourth proportional to 5,767.16, 8,631.11 and 3,688.58 is: 5,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.16 : 8,631.11 = 3,688.58 : x
  2. Step 2: Convert to fraction form
    5,767.16/8,631.11 = 3,688.58/x
  3. Step 3: Cross multiply
    5,767.16x = 8,631.11 × 3,688.58
  4. Step 4: Simplify right side
    5,767.16x = 31,836,478.13
  5. Step 5: Solve for x
    x = 31,836,478.13/5,767.16
  6. Step 6: Final answer
    x = 5,520.31

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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.