Home / 9,675.50-13,353.45-5,696.98

Finding the Fourth Proportional to 9,675.50, 13,353.45 and 5,696.98

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Solution

The fourth proportional to 9,675.50, 13,353.45 and 5,696.98 is: 7,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.50 : 13,353.45 = 5,696.98 : x
  2. Step 2: Convert to fraction form
    9,675.50/13,353.45 = 5,696.98/x
  3. Step 3: Cross multiply
    9,675.50x = 13,353.45 × 5,696.98
  4. Step 4: Simplify right side
    9,675.50x = 76,074,337.58
  5. Step 5: Solve for x
    x = 76,074,337.58/9,675.50
  6. Step 6: Final answer
    x = 7,862.57

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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.