Home / 10,436.40-14,400.72-5,959.44

Finding the Fourth Proportional to 10,436.40, 14,400.72 and 5,959.44

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Solution

The fourth proportional to 10,436.40, 14,400.72 and 5,959.44 is: 8,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.40 : 14,400.72 = 5,959.44 : x
  2. Step 2: Convert to fraction form
    10,436.40/14,400.72 = 5,959.44/x
  3. Step 3: Cross multiply
    10,436.40x = 14,400.72 × 5,959.44
  4. Step 4: Simplify right side
    10,436.40x = 85,820,226.80
  5. Step 5: Solve for x
    x = 85,820,226.80/10,436.40
  6. Step 6: Final answer
    x = 8,223.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.