Home / 4,753.45-6,561.56-4,255.19

Finding the Fourth Proportional to 4,753.45, 6,561.56 and 4,255.19

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Solution

The fourth proportional to 4,753.45, 6,561.56 and 4,255.19 is: 5,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.45 : 6,561.56 = 4,255.19 : x
  2. Step 2: Convert to fraction form
    4,753.45/6,561.56 = 4,255.19/x
  3. Step 3: Cross multiply
    4,753.45x = 6,561.56 × 4,255.19
  4. Step 4: Simplify right side
    4,753.45x = 27,920,630.41
  5. Step 5: Solve for x
    x = 27,920,630.41/4,753.45
  6. Step 6: Final answer
    x = 5,873.77

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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.