Home / 9,825.04-13,559.20-5,633.92

Finding the Fourth Proportional to 9,825.04, 13,559.20 and 5,633.92

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Solution

The fourth proportional to 9,825.04, 13,559.20 and 5,633.92 is: 7,775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.04 : 13,559.20 = 5,633.92 : x
  2. Step 2: Convert to fraction form
    9,825.04/13,559.20 = 5,633.92/x
  3. Step 3: Cross multiply
    9,825.04x = 13,559.20 × 5,633.92
  4. Step 4: Simplify right side
    9,825.04x = 76,391,448.06
  5. Step 5: Solve for x
    x = 76,391,448.06/9,825.04
  6. Step 6: Final answer
    x = 7,775.18

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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.