Home / 4,155.68-6,237.74-2,077.17

Finding the Fourth Proportional to 4,155.68, 6,237.74 and 2,077.17

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Solution

The fourth proportional to 4,155.68, 6,237.74 and 2,077.17 is: 3,117.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.68 : 6,237.74 = 2,077.17 : x
  2. Step 2: Convert to fraction form
    4,155.68/6,237.74 = 2,077.17/x
  3. Step 3: Cross multiply
    4,155.68x = 6,237.74 × 2,077.17
  4. Step 4: Simplify right side
    4,155.68x = 12,956,836.01
  5. Step 5: Solve for x
    x = 12,956,836.01/4,155.68
  6. Step 6: Final answer
    x = 3,117.87

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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.