Home / 9,838.91-13,577.35-5,362.57

Finding the Fourth Proportional to 9,838.91, 13,577.35 and 5,362.57

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Solution

The fourth proportional to 9,838.91, 13,577.35 and 5,362.57 is: 7,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.91 : 13,577.35 = 5,362.57 : x
  2. Step 2: Convert to fraction form
    9,838.91/13,577.35 = 5,362.57/x
  3. Step 3: Cross multiply
    9,838.91x = 13,577.35 × 5,362.57
  4. Step 4: Simplify right side
    9,838.91x = 72,809,489.79
  5. Step 5: Solve for x
    x = 72,809,489.79/9,838.91
  6. Step 6: Final answer
    x = 7,400.16

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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.