Home / 4,316.59-6,476.24-1,543.20

Finding the Fourth Proportional to 4,316.59, 6,476.24 and 1,543.20

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Solution

The fourth proportional to 4,316.59, 6,476.24 and 1,543.20 is: 2,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.59 : 6,476.24 = 1,543.20 : x
  2. Step 2: Convert to fraction form
    4,316.59/6,476.24 = 1,543.20/x
  3. Step 3: Cross multiply
    4,316.59x = 6,476.24 × 1,543.20
  4. Step 4: Simplify right side
    4,316.59x = 9,994,125.85
  5. Step 5: Solve for x
    x = 9,994,125.85/4,316.59
  6. Step 6: Final answer
    x = 2,315.29

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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.