Home / 5,349.84-8,024.40-1,887.04

Finding the Fourth Proportional to 5,349.84, 8,024.40 and 1,887.04

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Solution

The fourth proportional to 5,349.84, 8,024.40 and 1,887.04 is: 2,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.84 : 8,024.40 = 1,887.04 : x
  2. Step 2: Convert to fraction form
    5,349.84/8,024.40 = 1,887.04/x
  3. Step 3: Cross multiply
    5,349.84x = 8,024.40 × 1,887.04
  4. Step 4: Simplify right side
    5,349.84x = 15,142,363.78
  5. Step 5: Solve for x
    x = 15,142,363.78/5,349.84
  6. Step 6: Final answer
    x = 2,830.43

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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.