Home / 7,448.19-11,159.98-5,252.31

Finding the Fourth Proportional to 7,448.19, 11,159.98 and 5,252.31

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Solution

The fourth proportional to 7,448.19, 11,159.98 and 5,252.31 is: 7,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.19 : 11,159.98 = 5,252.31 : x
  2. Step 2: Convert to fraction form
    7,448.19/11,159.98 = 5,252.31/x
  3. Step 3: Cross multiply
    7,448.19x = 11,159.98 × 5,252.31
  4. Step 4: Simplify right side
    7,448.19x = 58,615,674.55
  5. Step 5: Solve for x
    x = 58,615,674.55/7,448.19
  6. Step 6: Final answer
    x = 7,869.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.