Home / 10,262.40-14,161.33-6,719.46

Finding the Fourth Proportional to 10,262.40, 14,161.33 and 6,719.46

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Solution

The fourth proportional to 10,262.40, 14,161.33 and 6,719.46 is: 9,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262.40 : 14,161.33 = 6,719.46 : x
  2. Step 2: Convert to fraction form
    10,262.40/14,161.33 = 6,719.46/x
  3. Step 3: Cross multiply
    10,262.40x = 14,161.33 × 6,719.46
  4. Step 4: Simplify right side
    10,262.40x = 95,156,490.48
  5. Step 5: Solve for x
    x = 95,156,490.48/10,262.40
  6. Step 6: Final answer
    x = 9,272.34

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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.