Home / 9,146.01-13,718.98-2,220.51

Finding the Fourth Proportional to 9,146.01, 13,718.98 and 2,220.51

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Solution

The fourth proportional to 9,146.01, 13,718.98 and 2,220.51 is: 3,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.01 : 13,718.98 = 2,220.51 : x
  2. Step 2: Convert to fraction form
    9,146.01/13,718.98 = 2,220.51/x
  3. Step 3: Cross multiply
    9,146.01x = 13,718.98 × 2,220.51
  4. Step 4: Simplify right side
    9,146.01x = 30,463,132.28
  5. Step 5: Solve for x
    x = 30,463,132.28/9,146.01
  6. Step 6: Final answer
    x = 3,330.76

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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.