Home / 5,621.65-8,433.92-1,924.10

Finding the Fourth Proportional to 5,621.65, 8,433.92 and 1,924.10

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Solution

The fourth proportional to 5,621.65, 8,433.92 and 1,924.10 is: 2,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.65 : 8,433.92 = 1,924.10 : x
  2. Step 2: Convert to fraction form
    5,621.65/8,433.92 = 1,924.10/x
  3. Step 3: Cross multiply
    5,621.65x = 8,433.92 × 1,924.10
  4. Step 4: Simplify right side
    5,621.65x = 16,227,747.18
  5. Step 5: Solve for x
    x = 16,227,747.18/5,621.65
  6. Step 6: Final answer
    x = 2,886.65

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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.