Home / 9,561.90-14,330.63-7,713.89

Finding the Fourth Proportional to 9,561.90, 14,330.63 and 7,713.89

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Solution

The fourth proportional to 9,561.90, 14,330.63 and 7,713.89 is: 11,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.90 : 14,330.63 = 7,713.89 : x
  2. Step 2: Convert to fraction form
    9,561.90/14,330.63 = 7,713.89/x
  3. Step 3: Cross multiply
    9,561.90x = 14,330.63 × 7,713.89
  4. Step 4: Simplify right side
    9,561.90x = 110,544,851.08
  5. Step 5: Solve for x
    x = 110,544,851.08/9,561.90
  6. Step 6: Final answer
    x = 11,560.97

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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.