Home / 5,031.47-6,944.45-2,907.34

Finding the Fourth Proportional to 5,031.47, 6,944.45 and 2,907.34

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Solution

The fourth proportional to 5,031.47, 6,944.45 and 2,907.34 is: 4,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.47 : 6,944.45 = 2,907.34 : x
  2. Step 2: Convert to fraction form
    5,031.47/6,944.45 = 2,907.34/x
  3. Step 3: Cross multiply
    5,031.47x = 6,944.45 × 2,907.34
  4. Step 4: Simplify right side
    5,031.47x = 20,189,845.37
  5. Step 5: Solve for x
    x = 20,189,845.37/5,031.47
  6. Step 6: Final answer
    x = 4,012.71

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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.