Home / 8,923.76-13,331.33-5,778.12

Finding the Fourth Proportional to 8,923.76, 13,331.33 and 5,778.12

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Solution

The fourth proportional to 8,923.76, 13,331.33 and 5,778.12 is: 8,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.76 : 13,331.33 = 5,778.12 : x
  2. Step 2: Convert to fraction form
    8,923.76/13,331.33 = 5,778.12/x
  3. Step 3: Cross multiply
    8,923.76x = 13,331.33 × 5,778.12
  4. Step 4: Simplify right side
    8,923.76x = 77,030,024.50
  5. Step 5: Solve for x
    x = 77,030,024.50/8,923.76
  6. Step 6: Final answer
    x = 8,632.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.