Home / 5,922.65-8,877.72-1,972.85

Finding the Fourth Proportional to 5,922.65, 8,877.72 and 1,972.85

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Solution

The fourth proportional to 5,922.65, 8,877.72 and 1,972.85 is: 2,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.65 : 8,877.72 = 1,972.85 : x
  2. Step 2: Convert to fraction form
    5,922.65/8,877.72 = 1,972.85/x
  3. Step 3: Cross multiply
    5,922.65x = 8,877.72 × 1,972.85
  4. Step 4: Simplify right side
    5,922.65x = 17,514,409.90
  5. Step 5: Solve for x
    x = 17,514,409.90/5,922.65
  6. Step 6: Final answer
    x = 2,957.19

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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.