Home / 8,923.48-13,384.76-4,240.06

Finding the Fourth Proportional to 8,923.48, 13,384.76 and 4,240.06

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Solution

The fourth proportional to 8,923.48, 13,384.76 and 4,240.06 is: 6,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.48 : 13,384.76 = 4,240.06 : x
  2. Step 2: Convert to fraction form
    8,923.48/13,384.76 = 4,240.06/x
  3. Step 3: Cross multiply
    8,923.48x = 13,384.76 × 4,240.06
  4. Step 4: Simplify right side
    8,923.48x = 56,752,185.49
  5. Step 5: Solve for x
    x = 56,752,185.49/8,923.48
  6. Step 6: Final answer
    x = 6,359.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.