Home / 4,316.87-6,475.84-1,543.84

Finding the Fourth Proportional to 4,316.87, 6,475.84 and 1,543.84

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Solution

The fourth proportional to 4,316.87, 6,475.84 and 1,543.84 is: 2,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.87 : 6,475.84 = 1,543.84 : x
  2. Step 2: Convert to fraction form
    4,316.87/6,475.84 = 1,543.84/x
  3. Step 3: Cross multiply
    4,316.87x = 6,475.84 × 1,543.84
  4. Step 4: Simplify right side
    4,316.87x = 9,997,640.78
  5. Step 5: Solve for x
    x = 9,997,640.78/4,316.87
  6. Step 6: Final answer
    x = 2,315.95

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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.