Home / 5,646.96-8,473.33-2,688.75

Finding the Fourth Proportional to 5,646.96, 8,473.33 and 2,688.75

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Solution

The fourth proportional to 5,646.96, 8,473.33 and 2,688.75 is: 4,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.96 : 8,473.33 = 2,688.75 : x
  2. Step 2: Convert to fraction form
    5,646.96/8,473.33 = 2,688.75/x
  3. Step 3: Cross multiply
    5,646.96x = 8,473.33 × 2,688.75
  4. Step 4: Simplify right side
    5,646.96x = 22,782,666.04
  5. Step 5: Solve for x
    x = 22,782,666.04/5,646.96
  6. Step 6: Final answer
    x = 4,034.50

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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.