Home / 3,576.52-4,931.06-2,315.48

Finding the Fourth Proportional to 3,576.52, 4,931.06 and 2,315.48

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Solution

The fourth proportional to 3,576.52, 4,931.06 and 2,315.48 is: 3,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.52 : 4,931.06 = 2,315.48 : x
  2. Step 2: Convert to fraction form
    3,576.52/4,931.06 = 2,315.48/x
  3. Step 3: Cross multiply
    3,576.52x = 4,931.06 × 2,315.48
  4. Step 4: Simplify right side
    3,576.52x = 11,417,770.81
  5. Step 5: Solve for x
    x = 11,417,770.81/3,576.52
  6. Step 6: Final answer
    x = 3,192.42

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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.