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Finding the Fourth Proportional to 4,713.12, 6,503.04 and 2,944.08

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Solution

The fourth proportional to 4,713.12, 6,503.04 and 2,944.08 is: 4,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.12 : 6,503.04 = 2,944.08 : x
  2. Step 2: Convert to fraction form
    4,713.12/6,503.04 = 2,944.08/x
  3. Step 3: Cross multiply
    4,713.12x = 6,503.04 × 2,944.08
  4. Step 4: Simplify right side
    4,713.12x = 19,145,470.00
  5. Step 5: Solve for x
    x = 19,145,470.00/4,713.12
  6. Step 6: Final answer
    x = 4,062.16

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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.