Home / 10,312.60-14,231.38-5,596.88

Finding the Fourth Proportional to 10,312.60, 14,231.38 and 5,596.88

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Solution

The fourth proportional to 10,312.60, 14,231.38 and 5,596.88 is: 7,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.60 : 14,231.38 = 5,596.88 : x
  2. Step 2: Convert to fraction form
    10,312.60/14,231.38 = 5,596.88/x
  3. Step 3: Cross multiply
    10,312.60x = 14,231.38 × 5,596.88
  4. Step 4: Simplify right side
    10,312.60x = 79,651,347.68
  5. Step 5: Solve for x
    x = 79,651,347.68/10,312.60
  6. Step 6: Final answer
    x = 7,723.69

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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.