Home / 8,302.24-11,456.40-4,764.70

Finding the Fourth Proportional to 8,302.24, 11,456.40 and 4,764.70

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Solution

The fourth proportional to 8,302.24, 11,456.40 and 4,764.70 is: 6,574.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.24 : 11,456.40 = 4,764.70 : x
  2. Step 2: Convert to fraction form
    8,302.24/11,456.40 = 4,764.70/x
  3. Step 3: Cross multiply
    8,302.24x = 11,456.40 × 4,764.70
  4. Step 4: Simplify right side
    8,302.24x = 54,586,309.08
  5. Step 5: Solve for x
    x = 54,586,309.08/8,302.24
  6. Step 6: Final answer
    x = 6,574.89

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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.