Home / 8,535.45-11,774.28-5,348.07

Finding the Fourth Proportional to 8,535.45, 11,774.28 and 5,348.07

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Solution

The fourth proportional to 8,535.45, 11,774.28 and 5,348.07 is: 7,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.45 : 11,774.28 = 5,348.07 : x
  2. Step 2: Convert to fraction form
    8,535.45/11,774.28 = 5,348.07/x
  3. Step 3: Cross multiply
    8,535.45x = 11,774.28 × 5,348.07
  4. Step 4: Simplify right side
    8,535.45x = 62,969,673.64
  5. Step 5: Solve for x
    x = 62,969,673.64/8,535.45
  6. Step 6: Final answer
    x = 7,377.43

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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.