Home / 4,782.43-6,599.76-2,686.57

Finding the Fourth Proportional to 4,782.43, 6,599.76 and 2,686.57

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Solution

The fourth proportional to 4,782.43, 6,599.76 and 2,686.57 is: 3,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.43 : 6,599.76 = 2,686.57 : x
  2. Step 2: Convert to fraction form
    4,782.43/6,599.76 = 2,686.57/x
  3. Step 3: Cross multiply
    4,782.43x = 6,599.76 × 2,686.57
  4. Step 4: Simplify right side
    4,782.43x = 17,730,717.22
  5. Step 5: Solve for x
    x = 17,730,717.22/4,782.43
  6. Step 6: Final answer
    x = 3,707.47

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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.