Home / 8,945.24-12,343.80-4,966.28

Finding the Fourth Proportional to 8,945.24, 12,343.80 and 4,966.28

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Solution

The fourth proportional to 8,945.24, 12,343.80 and 4,966.28 is: 6,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.24 : 12,343.80 = 4,966.28 : x
  2. Step 2: Convert to fraction form
    8,945.24/12,343.80 = 4,966.28/x
  3. Step 3: Cross multiply
    8,945.24x = 12,343.80 × 4,966.28
  4. Step 4: Simplify right side
    8,945.24x = 61,302,767.06
  5. Step 5: Solve for x
    x = 61,302,767.06/8,945.24
  6. Step 6: Final answer
    x = 6,853.12

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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.