Home / 2,988.27-4,484.22-1,758.06

Finding the Fourth Proportional to 2,988.27, 4,484.22 and 1,758.06

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Solution

The fourth proportional to 2,988.27, 4,484.22 and 1,758.06 is: 2,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.27 : 4,484.22 = 1,758.06 : x
  2. Step 2: Convert to fraction form
    2,988.27/4,484.22 = 1,758.06/x
  3. Step 3: Cross multiply
    2,988.27x = 4,484.22 × 1,758.06
  4. Step 4: Simplify right side
    2,988.27x = 7,883,527.81
  5. Step 5: Solve for x
    x = 7,883,527.81/2,988.27
  6. Step 6: Final answer
    x = 2,638.16

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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.