Home / 6,376.01-8,798.72-3,543.20

Finding the Fourth Proportional to 6,376.01, 8,798.72 and 3,543.20

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Solution

The fourth proportional to 6,376.01, 8,798.72 and 3,543.20 is: 4,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.01 : 8,798.72 = 3,543.20 : x
  2. Step 2: Convert to fraction form
    6,376.01/8,798.72 = 3,543.20/x
  3. Step 3: Cross multiply
    6,376.01x = 8,798.72 × 3,543.20
  4. Step 4: Simplify right side
    6,376.01x = 31,175,562.99
  5. Step 5: Solve for x
    x = 31,175,562.99/6,376.01
  6. Step 6: Final answer
    x = 4,889.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.