Home / 3,108.93-4,686.23-3,065.19

Finding the Fourth Proportional to 3,108.93, 4,686.23 and 3,065.19

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Solution

The fourth proportional to 3,108.93, 4,686.23 and 3,065.19 is: 4,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.93 : 4,686.23 = 3,065.19 : x
  2. Step 2: Convert to fraction form
    3,108.93/4,686.23 = 3,065.19/x
  3. Step 3: Cross multiply
    3,108.93x = 4,686.23 × 3,065.19
  4. Step 4: Simplify right side
    3,108.93x = 14,364,170.01
  5. Step 5: Solve for x
    x = 14,364,170.01/3,108.93
  6. Step 6: Final answer
    x = 4,620.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.