Home / 9,763.43-13,473.54-5,287.18

Finding the Fourth Proportional to 9,763.43, 13,473.54 and 5,287.18

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Solution

The fourth proportional to 9,763.43, 13,473.54 and 5,287.18 is: 7,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.43 : 13,473.54 = 5,287.18 : x
  2. Step 2: Convert to fraction form
    9,763.43/13,473.54 = 5,287.18/x
  3. Step 3: Cross multiply
    9,763.43x = 13,473.54 × 5,287.18
  4. Step 4: Simplify right side
    9,763.43x = 71,237,064.90
  5. Step 5: Solve for x
    x = 71,237,064.90/9,763.43
  6. Step 6: Final answer
    x = 7,296.32

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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.