Home / 2,591.09-3,576.18-1,472.07

Finding the Fourth Proportional to 2,591.09, 3,576.18 and 1,472.07

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Solution

The fourth proportional to 2,591.09, 3,576.18 and 1,472.07 is: 2,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.09 : 3,576.18 = 1,472.07 : x
  2. Step 2: Convert to fraction form
    2,591.09/3,576.18 = 1,472.07/x
  3. Step 3: Cross multiply
    2,591.09x = 3,576.18 × 1,472.07
  4. Step 4: Simplify right side
    2,591.09x = 5,264,406.22
  5. Step 5: Solve for x
    x = 5,264,406.22/2,591.09
  6. Step 6: Final answer
    x = 2,031.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.