Home / 3,484.49-4,810.46-2,686.06

Finding the Fourth Proportional to 3,484.49, 4,810.46 and 2,686.06

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Solution

The fourth proportional to 3,484.49, 4,810.46 and 2,686.06 is: 3,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.49 : 4,810.46 = 2,686.06 : x
  2. Step 2: Convert to fraction form
    3,484.49/4,810.46 = 2,686.06/x
  3. Step 3: Cross multiply
    3,484.49x = 4,810.46 × 2,686.06
  4. Step 4: Simplify right side
    3,484.49x = 12,921,176.77
  5. Step 5: Solve for x
    x = 12,921,176.77/3,484.49
  6. Step 6: Final answer
    x = 3,708.20

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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.