Home / 4,713.88-6,501.72-3,220.24

Finding the Fourth Proportional to 4,713.88, 6,501.72 and 3,220.24

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Solution

The fourth proportional to 4,713.88, 6,501.72 and 3,220.24 is: 4,441.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.88 : 6,501.72 = 3,220.24 : x
  2. Step 2: Convert to fraction form
    4,713.88/6,501.72 = 3,220.24/x
  3. Step 3: Cross multiply
    4,713.88x = 6,501.72 × 3,220.24
  4. Step 4: Simplify right side
    4,713.88x = 20,937,098.81
  5. Step 5: Solve for x
    x = 20,937,098.81/4,713.88
  6. Step 6: Final answer
    x = 4,441.59

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Half scale
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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.