Home / 5,567.32-7,688.07-4,167.64

Finding the Fourth Proportional to 5,567.32, 7,688.07 and 4,167.64

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Solution

The fourth proportional to 5,567.32, 7,688.07 and 4,167.64 is: 5,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.32 : 7,688.07 = 4,167.64 : x
  2. Step 2: Convert to fraction form
    5,567.32/7,688.07 = 4,167.64/x
  3. Step 3: Cross multiply
    5,567.32x = 7,688.07 × 4,167.64
  4. Step 4: Simplify right side
    5,567.32x = 32,041,109.85
  5. Step 5: Solve for x
    x = 32,041,109.85/5,567.32
  6. Step 6: Final answer
    x = 5,755.21

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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.