Home / 3,142.19-4,337.45-2,358.51

Finding the Fourth Proportional to 3,142.19, 4,337.45 and 2,358.51

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Solution

The fourth proportional to 3,142.19, 4,337.45 and 2,358.51 is: 3,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.19 : 4,337.45 = 2,358.51 : x
  2. Step 2: Convert to fraction form
    3,142.19/4,337.45 = 2,358.51/x
  3. Step 3: Cross multiply
    3,142.19x = 4,337.45 × 2,358.51
  4. Step 4: Simplify right side
    3,142.19x = 10,229,907.41
  5. Step 5: Solve for x
    x = 10,229,907.41/3,142.19
  6. Step 6: Final answer
    x = 3,255.67

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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.