Home / 6,263.84-8,641.60-4,271.20

Finding the Fourth Proportional to 6,263.84, 8,641.60 and 4,271.20

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Solution

The fourth proportional to 6,263.84, 8,641.60 and 4,271.20 is: 5,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.84 : 8,641.60 = 4,271.20 : x
  2. Step 2: Convert to fraction form
    6,263.84/8,641.60 = 4,271.20/x
  3. Step 3: Cross multiply
    6,263.84x = 8,641.60 × 4,271.20
  4. Step 4: Simplify right side
    6,263.84x = 36,910,001.92
  5. Step 5: Solve for x
    x = 36,910,001.92/6,263.84
  6. Step 6: Final answer
    x = 5,892.55

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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.