Home / 3,395.08-4,681.66-2,685.79

Finding the Fourth Proportional to 3,395.08, 4,681.66 and 2,685.79

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Solution

The fourth proportional to 3,395.08, 4,681.66 and 2,685.79 is: 3,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.08 : 4,681.66 = 2,685.79 : x
  2. Step 2: Convert to fraction form
    3,395.08/4,681.66 = 2,685.79/x
  3. Step 3: Cross multiply
    3,395.08x = 4,681.66 × 2,685.79
  4. Step 4: Simplify right side
    3,395.08x = 12,573,955.61
  5. Step 5: Solve for x
    x = 12,573,955.61/3,395.08
  6. Step 6: Final answer
    x = 3,703.58

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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.