Home / 9,858.68-13,608.30-5,881.04

Finding the Fourth Proportional to 9,858.68, 13,608.30 and 5,881.04

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Solution

The fourth proportional to 9,858.68, 13,608.30 and 5,881.04 is: 8,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.68 : 13,608.30 = 5,881.04 : x
  2. Step 2: Convert to fraction form
    9,858.68/13,608.30 = 5,881.04/x
  3. Step 3: Cross multiply
    9,858.68x = 13,608.30 × 5,881.04
  4. Step 4: Simplify right side
    9,858.68x = 80,030,956.63
  5. Step 5: Solve for x
    x = 80,030,956.63/9,858.68
  6. Step 6: Final answer
    x = 8,117.82

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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.