Home / 4,318.57-6,477.51-1,155.76

Finding the Fourth Proportional to 4,318.57, 6,477.51 and 1,155.76

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Solution

The fourth proportional to 4,318.57, 6,477.51 and 1,155.76 is: 1,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.57 : 6,477.51 = 1,155.76 : x
  2. Step 2: Convert to fraction form
    4,318.57/6,477.51 = 1,155.76/x
  3. Step 3: Cross multiply
    4,318.57x = 6,477.51 × 1,155.76
  4. Step 4: Simplify right side
    4,318.57x = 7,486,446.96
  5. Step 5: Solve for x
    x = 7,486,446.96/4,318.57
  6. Step 6: Final answer
    x = 1,733.55

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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.