Home / 8,923.74-13,385.82-3,000.70

Finding the Fourth Proportional to 8,923.74, 13,385.82 and 3,000.70

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Solution

The fourth proportional to 8,923.74, 13,385.82 and 3,000.70 is: 4,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.74 : 13,385.82 = 3,000.70 : x
  2. Step 2: Convert to fraction form
    8,923.74/13,385.82 = 3,000.70/x
  3. Step 3: Cross multiply
    8,923.74x = 13,385.82 × 3,000.70
  4. Step 4: Simplify right side
    8,923.74x = 40,166,830.07
  5. Step 5: Solve for x
    x = 40,166,830.07/8,923.74
  6. Step 6: Final answer
    x = 4,501.12

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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.