Home / 4,645.80-6,411.08-2,656.55

Finding the Fourth Proportional to 4,645.80, 6,411.08 and 2,656.55

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Solution

The fourth proportional to 4,645.80, 6,411.08 and 2,656.55 is: 3,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.80 : 6,411.08 = 2,656.55 : x
  2. Step 2: Convert to fraction form
    4,645.80/6,411.08 = 2,656.55/x
  3. Step 3: Cross multiply
    4,645.80x = 6,411.08 × 2,656.55
  4. Step 4: Simplify right side
    4,645.80x = 17,031,377.24
  5. Step 5: Solve for x
    x = 17,031,377.24/4,645.80
  6. Step 6: Final answer
    x = 3,665.97

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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.