Home / 9,368.40-14,052.60-7,726.80

Finding the Fourth Proportional to 9,368.40, 14,052.60 and 7,726.80

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Solution

The fourth proportional to 9,368.40, 14,052.60 and 7,726.80 is: 11,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.40 : 14,052.60 = 7,726.80 : x
  2. Step 2: Convert to fraction form
    9,368.40/14,052.60 = 7,726.80/x
  3. Step 3: Cross multiply
    9,368.40x = 14,052.60 × 7,726.80
  4. Step 4: Simplify right side
    9,368.40x = 108,581,629.68
  5. Step 5: Solve for x
    x = 108,581,629.68/9,368.40
  6. Step 6: Final answer
    x = 11,590.20

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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.