Home / 10,299.13-14,211.48-6,712.45

Finding the Fourth Proportional to 10,299.13, 14,211.48 and 6,712.45

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Solution

The fourth proportional to 10,299.13, 14,211.48 and 6,712.45 is: 9,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.13 : 14,211.48 = 6,712.45 : x
  2. Step 2: Convert to fraction form
    10,299.13/14,211.48 = 6,712.45/x
  3. Step 3: Cross multiply
    10,299.13x = 14,211.48 × 6,712.45
  4. Step 4: Simplify right side
    10,299.13x = 95,393,838.57
  5. Step 5: Solve for x
    x = 95,393,838.57/10,299.13
  6. Step 6: Final answer
    x = 9,262.32

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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.