Home / 9,322.19-12,864.61-5,343.11

Finding the Fourth Proportional to 9,322.19, 12,864.61 and 5,343.11

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Solution

The fourth proportional to 9,322.19, 12,864.61 and 5,343.11 is: 7,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.19 : 12,864.61 = 5,343.11 : x
  2. Step 2: Convert to fraction form
    9,322.19/12,864.61 = 5,343.11/x
  3. Step 3: Cross multiply
    9,322.19x = 12,864.61 × 5,343.11
  4. Step 4: Simplify right side
    9,322.19x = 68,737,026.34
  5. Step 5: Solve for x
    x = 68,737,026.34/9,322.19
  6. Step 6: Final answer
    x = 7,373.48

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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.