Home / 6,722.90-10,065.15-6,031.70

Finding the Fourth Proportional to 6,722.90, 10,065.15 and 6,031.70

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Solution

The fourth proportional to 6,722.90, 10,065.15 and 6,031.70 is: 9,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.90 : 10,065.15 = 6,031.70 : x
  2. Step 2: Convert to fraction form
    6,722.90/10,065.15 = 6,031.70/x
  3. Step 3: Cross multiply
    6,722.90x = 10,065.15 × 6,031.70
  4. Step 4: Simplify right side
    6,722.90x = 60,709,965.26
  5. Step 5: Solve for x
    x = 60,709,965.26/6,722.90
  6. Step 6: Final answer
    x = 9,030.32

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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.