Home / 9,842.08-13,582.20-5,366.02

Finding the Fourth Proportional to 9,842.08, 13,582.20 and 5,366.02

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Solution

The fourth proportional to 9,842.08, 13,582.20 and 5,366.02 is: 7,405.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842.08 : 13,582.20 = 5,366.02 : x
  2. Step 2: Convert to fraction form
    9,842.08/13,582.20 = 5,366.02/x
  3. Step 3: Cross multiply
    9,842.08x = 13,582.20 × 5,366.02
  4. Step 4: Simplify right side
    9,842.08x = 72,882,356.84
  5. Step 5: Solve for x
    x = 72,882,356.84/9,842.08
  6. Step 6: Final answer
    x = 7,405.18

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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.