Home / 4,810.59-6,637.55-2,820.42

Finding the Fourth Proportional to 4,810.59, 6,637.55 and 2,820.42

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Solution

The fourth proportional to 4,810.59, 6,637.55 and 2,820.42 is: 3,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.59 : 6,637.55 = 2,820.42 : x
  2. Step 2: Convert to fraction form
    4,810.59/6,637.55 = 2,820.42/x
  3. Step 3: Cross multiply
    4,810.59x = 6,637.55 × 2,820.42
  4. Step 4: Simplify right side
    4,810.59x = 18,720,664.67
  5. Step 5: Solve for x
    x = 18,720,664.67/4,810.59
  6. Step 6: Final answer
    x = 3,891.55

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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.