Home / 9,988.43-14,991.84-5,061.51

Finding the Fourth Proportional to 9,988.43, 14,991.84 and 5,061.51

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Solution

The fourth proportional to 9,988.43, 14,991.84 and 5,061.51 is: 7,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.43 : 14,991.84 = 5,061.51 : x
  2. Step 2: Convert to fraction form
    9,988.43/14,991.84 = 5,061.51/x
  3. Step 3: Cross multiply
    9,988.43x = 14,991.84 × 5,061.51
  4. Step 4: Simplify right side
    9,988.43x = 75,881,348.08
  5. Step 5: Solve for x
    x = 75,881,348.08/9,988.43
  6. Step 6: Final answer
    x = 7,596.93

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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.