Home / 9,924.21-13,695.35-5,448.04

Finding the Fourth Proportional to 9,924.21, 13,695.35 and 5,448.04

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Solution

The fourth proportional to 9,924.21, 13,695.35 and 5,448.04 is: 7,518.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.21 : 13,695.35 = 5,448.04 : x
  2. Step 2: Convert to fraction form
    9,924.21/13,695.35 = 5,448.04/x
  3. Step 3: Cross multiply
    9,924.21x = 13,695.35 × 5,448.04
  4. Step 4: Simplify right side
    9,924.21x = 74,612,746.14
  5. Step 5: Solve for x
    x = 74,612,746.14/9,924.21
  6. Step 6: Final answer
    x = 7,518.26

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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.