Home / 4,782.66-6,600.35-2,686.92

Finding the Fourth Proportional to 4,782.66, 6,600.35 and 2,686.92

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Solution

The fourth proportional to 4,782.66, 6,600.35 and 2,686.92 is: 3,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.66 : 6,600.35 = 2,686.92 : x
  2. Step 2: Convert to fraction form
    4,782.66/6,600.35 = 2,686.92/x
  3. Step 3: Cross multiply
    4,782.66x = 6,600.35 × 2,686.92
  4. Step 4: Simplify right side
    4,782.66x = 17,734,598.99
  5. Step 5: Solve for x
    x = 17,734,598.99/4,782.66
  6. Step 6: Final answer
    x = 3,708.10

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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.