Home / 9,988.16-14,991.44-5,061.23

Finding the Fourth Proportional to 9,988.16, 14,991.44 and 5,061.23

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Solution

The fourth proportional to 9,988.16, 14,991.44 and 5,061.23 is: 7,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.16 : 14,991.44 = 5,061.23 : x
  2. Step 2: Convert to fraction form
    9,988.16/14,991.44 = 5,061.23/x
  3. Step 3: Cross multiply
    9,988.16x = 14,991.44 × 5,061.23
  4. Step 4: Simplify right side
    9,988.16x = 75,875,125.87
  5. Step 5: Solve for x
    x = 75,875,125.87/9,988.16
  6. Step 6: Final answer
    x = 7,596.51

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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.