Home / 6,690.85-10,031.31-4,058.96

Finding the Fourth Proportional to 6,690.85, 10,031.31 and 4,058.96

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Solution

The fourth proportional to 6,690.85, 10,031.31 and 4,058.96 is: 6,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.85 : 10,031.31 = 4,058.96 : x
  2. Step 2: Convert to fraction form
    6,690.85/10,031.31 = 4,058.96/x
  3. Step 3: Cross multiply
    6,690.85x = 10,031.31 × 4,058.96
  4. Step 4: Simplify right side
    6,690.85x = 40,716,615.59
  5. Step 5: Solve for x
    x = 40,716,615.59/6,690.85
  6. Step 6: Final answer
    x = 6,085.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.