Home / 8,621.52-11,898.98-5,266.26

Finding the Fourth Proportional to 8,621.52, 11,898.98 and 5,266.26

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Solution

The fourth proportional to 8,621.52, 11,898.98 and 5,266.26 is: 7,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621.52 : 11,898.98 = 5,266.26 : x
  2. Step 2: Convert to fraction form
    8,621.52/11,898.98 = 5,266.26/x
  3. Step 3: Cross multiply
    8,621.52x = 11,898.98 × 5,266.26
  4. Step 4: Simplify right side
    8,621.52x = 62,663,135.58
  5. Step 5: Solve for x
    x = 62,663,135.58/8,621.52
  6. Step 6: Final answer
    x = 7,268.22

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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.