Home / 4,337.15-6,505.18-1,217.40

Finding the Fourth Proportional to 4,337.15, 6,505.18 and 1,217.40

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Solution

The fourth proportional to 4,337.15, 6,505.18 and 1,217.40 is: 1,825.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.15 : 6,505.18 = 1,217.40 : x
  2. Step 2: Convert to fraction form
    4,337.15/6,505.18 = 1,217.40/x
  3. Step 3: Cross multiply
    4,337.15x = 6,505.18 × 1,217.40
  4. Step 4: Simplify right side
    4,337.15x = 7,919,378.69
  5. Step 5: Solve for x
    x = 7,919,378.69/4,337.15
  6. Step 6: Final answer
    x = 1,825.94

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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.