Home / 9,806.40-14,700.96-4,618.56

Finding the Fourth Proportional to 9,806.40, 14,700.96 and 4,618.56

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Solution

The fourth proportional to 9,806.40, 14,700.96 and 4,618.56 is: 6,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.40 : 14,700.96 = 4,618.56 : x
  2. Step 2: Convert to fraction form
    9,806.40/14,700.96 = 4,618.56/x
  3. Step 3: Cross multiply
    9,806.40x = 14,700.96 × 4,618.56
  4. Step 4: Simplify right side
    9,806.40x = 67,897,265.82
  5. Step 5: Solve for x
    x = 67,897,265.82/9,806.40
  6. Step 6: Final answer
    x = 6,923.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.