Home / 5,097.79-7,647.50-2,176.12

Finding the Fourth Proportional to 5,097.79, 7,647.50 and 2,176.12

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Solution

The fourth proportional to 5,097.79, 7,647.50 and 2,176.12 is: 3,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.79 : 7,647.50 = 2,176.12 : x
  2. Step 2: Convert to fraction form
    5,097.79/7,647.50 = 2,176.12/x
  3. Step 3: Cross multiply
    5,097.79x = 7,647.50 × 2,176.12
  4. Step 4: Simplify right side
    5,097.79x = 16,641,877.70
  5. Step 5: Solve for x
    x = 16,641,877.70/5,097.79
  6. Step 6: Final answer
    x = 3,264.53

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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.