Home / 5,031.38-6,945.26-3,776.08

Finding the Fourth Proportional to 5,031.38, 6,945.26 and 3,776.08

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Solution

The fourth proportional to 5,031.38, 6,945.26 and 3,776.08 is: 5,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.38 : 6,945.26 = 3,776.08 : x
  2. Step 2: Convert to fraction form
    5,031.38/6,945.26 = 3,776.08/x
  3. Step 3: Cross multiply
    5,031.38x = 6,945.26 × 3,776.08
  4. Step 4: Simplify right side
    5,031.38x = 26,225,835.87
  5. Step 5: Solve for x
    x = 26,225,835.87/5,031.38
  6. Step 6: Final answer
    x = 5,212.45

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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.