Home / 9,681.66-14,521.34-2,662.39

Finding the Fourth Proportional to 9,681.66, 14,521.34 and 2,662.39

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Solution

The fourth proportional to 9,681.66, 14,521.34 and 2,662.39 is: 3,993.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681.66 : 14,521.34 = 2,662.39 : x
  2. Step 2: Convert to fraction form
    9,681.66/14,521.34 = 2,662.39/x
  3. Step 3: Cross multiply
    9,681.66x = 14,521.34 × 2,662.39
  4. Step 4: Simplify right side
    9,681.66x = 38,661,430.77
  5. Step 5: Solve for x
    x = 38,661,430.77/9,681.66
  6. Step 6: Final answer
    x = 3,993.26

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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.