Home / 4,810.59-7,209.15-3,639.63

Finding the Fourth Proportional to 4,810.59, 7,209.15 and 3,639.63

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Solution

The fourth proportional to 4,810.59, 7,209.15 and 3,639.63 is: 5,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.59 : 7,209.15 = 3,639.63 : x
  2. Step 2: Convert to fraction form
    4,810.59/7,209.15 = 3,639.63/x
  3. Step 3: Cross multiply
    4,810.59x = 7,209.15 × 3,639.63
  4. Step 4: Simplify right side
    4,810.59x = 26,238,672.47
  5. Step 5: Solve for x
    x = 26,238,672.47/4,810.59
  6. Step 6: Final answer
    x = 5,454.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.