Home / 8,864.36-12,237.90-5,884.22

Finding the Fourth Proportional to 8,864.36, 12,237.90 and 5,884.22

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Solution

The fourth proportional to 8,864.36, 12,237.90 and 5,884.22 is: 8,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.36 : 12,237.90 = 5,884.22 : x
  2. Step 2: Convert to fraction form
    8,864.36/12,237.90 = 5,884.22/x
  3. Step 3: Cross multiply
    8,864.36x = 12,237.90 × 5,884.22
  4. Step 4: Simplify right side
    8,864.36x = 72,010,495.94
  5. Step 5: Solve for x
    x = 72,010,495.94/8,864.36
  6. Step 6: Final answer
    x = 8,123.60

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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.