Home / 9,535.82-13,159.08-5,287.06

Finding the Fourth Proportional to 9,535.82, 13,159.08 and 5,287.06

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Solution

The fourth proportional to 9,535.82, 13,159.08 and 5,287.06 is: 7,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.82 : 13,159.08 = 5,287.06 : x
  2. Step 2: Convert to fraction form
    9,535.82/13,159.08 = 5,287.06/x
  3. Step 3: Cross multiply
    9,535.82x = 13,159.08 × 5,287.06
  4. Step 4: Simplify right side
    9,535.82x = 69,572,845.50
  5. Step 5: Solve for x
    x = 69,572,845.50/9,535.82
  6. Step 6: Final answer
    x = 7,295.95

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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.