Home / 2,681.09-4,021.26-1,510.34

Finding the Fourth Proportional to 2,681.09, 4,021.26 and 1,510.34

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Solution

The fourth proportional to 2,681.09, 4,021.26 and 1,510.34 is: 2,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.09 : 4,021.26 = 1,510.34 : x
  2. Step 2: Convert to fraction form
    2,681.09/4,021.26 = 1,510.34/x
  3. Step 3: Cross multiply
    2,681.09x = 4,021.26 × 1,510.34
  4. Step 4: Simplify right side
    2,681.09x = 6,073,449.72
  5. Step 5: Solve for x
    x = 6,073,449.72/2,681.09
  6. Step 6: Final answer
    x = 2,265.30

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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.