Home / 4,703.22-6,490.16-2,686.85

Finding the Fourth Proportional to 4,703.22, 6,490.16 and 2,686.85

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Solution

The fourth proportional to 4,703.22, 6,490.16 and 2,686.85 is: 3,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.22 : 6,490.16 = 2,686.85 : x
  2. Step 2: Convert to fraction form
    4,703.22/6,490.16 = 2,686.85/x
  3. Step 3: Cross multiply
    4,703.22x = 6,490.16 × 2,686.85
  4. Step 4: Simplify right side
    4,703.22x = 17,438,086.40
  5. Step 5: Solve for x
    x = 17,438,086.40/4,703.22
  6. Step 6: Final answer
    x = 3,707.69

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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.