Home / 10,376.66-15,573.33-5,449.23

Finding the Fourth Proportional to 10,376.66, 15,573.33 and 5,449.23

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Solution

The fourth proportional to 10,376.66, 15,573.33 and 5,449.23 is: 8,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.66 : 15,573.33 = 5,449.23 : x
  2. Step 2: Convert to fraction form
    10,376.66/15,573.33 = 5,449.23/x
  3. Step 3: Cross multiply
    10,376.66x = 15,573.33 × 5,449.23
  4. Step 4: Simplify right side
    10,376.66x = 84,862,657.04
  5. Step 5: Solve for x
    x = 84,862,657.04/10,376.66
  6. Step 6: Final answer
    x = 8,178.22

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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.