Home / 4,782.65-6,600.02-2,686.77

Finding the Fourth Proportional to 4,782.65, 6,600.02 and 2,686.77

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Solution

The fourth proportional to 4,782.65, 6,600.02 and 2,686.77 is: 3,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.65 : 6,600.02 = 2,686.77 : x
  2. Step 2: Convert to fraction form
    4,782.65/6,600.02 = 2,686.77/x
  3. Step 3: Cross multiply
    4,782.65x = 6,600.02 × 2,686.77
  4. Step 4: Simplify right side
    4,782.65x = 17,732,722.30
  5. Step 5: Solve for x
    x = 17,732,722.30/4,782.65
  6. Step 6: Final answer
    x = 3,707.72

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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.