Home / 5,641.45-8,463.53-1,693.05

Finding the Fourth Proportional to 5,641.45, 8,463.53 and 1,693.05

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Solution

The fourth proportional to 5,641.45, 8,463.53 and 1,693.05 is: 2,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.45 : 8,463.53 = 1,693.05 : x
  2. Step 2: Convert to fraction form
    5,641.45/8,463.53 = 1,693.05/x
  3. Step 3: Cross multiply
    5,641.45x = 8,463.53 × 1,693.05
  4. Step 4: Simplify right side
    5,641.45x = 14,329,179.47
  5. Step 5: Solve for x
    x = 14,329,179.47/5,641.45
  6. Step 6: Final answer
    x = 2,539.98

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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.