Home / 3,117.59-4,670.87-2,600.91

Finding the Fourth Proportional to 3,117.59, 4,670.87 and 2,600.91

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Solution

The fourth proportional to 3,117.59, 4,670.87 and 2,600.91 is: 3,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.59 : 4,670.87 = 2,600.91 : x
  2. Step 2: Convert to fraction form
    3,117.59/4,670.87 = 2,600.91/x
  3. Step 3: Cross multiply
    3,117.59x = 4,670.87 × 2,600.91
  4. Step 4: Simplify right side
    3,117.59x = 12,148,499.49
  5. Step 5: Solve for x
    x = 12,148,499.49/3,117.59
  6. Step 6: Final answer
    x = 3,896.76

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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.