Home / 6,686.88-10,029.48-1,756.95

Finding the Fourth Proportional to 6,686.88, 10,029.48 and 1,756.95

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Solution

The fourth proportional to 6,686.88, 10,029.48 and 1,756.95 is: 2,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.88 : 10,029.48 = 1,756.95 : x
  2. Step 2: Convert to fraction form
    6,686.88/10,029.48 = 1,756.95/x
  3. Step 3: Cross multiply
    6,686.88x = 10,029.48 × 1,756.95
  4. Step 4: Simplify right side
    6,686.88x = 17,621,294.89
  5. Step 5: Solve for x
    x = 17,621,294.89/6,686.88
  6. Step 6: Final answer
    x = 2,635.20

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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.