Home / 10,332.36-14,257.49-5,855.15

Finding the Fourth Proportional to 10,332.36, 14,257.49 and 5,855.15

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Solution

The fourth proportional to 10,332.36, 14,257.49 and 5,855.15 is: 8,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.36 : 14,257.49 = 5,855.15 : x
  2. Step 2: Convert to fraction form
    10,332.36/14,257.49 = 5,855.15/x
  3. Step 3: Cross multiply
    10,332.36x = 14,257.49 × 5,855.15
  4. Step 4: Simplify right side
    10,332.36x = 83,479,748.94
  5. Step 5: Solve for x
    x = 83,479,748.94/10,332.36
  6. Step 6: Final answer
    x = 8,079.45

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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.