Home / 4,877.24-6,730.59-2,639.10

Finding the Fourth Proportional to 4,877.24, 6,730.59 and 2,639.10

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Solution

The fourth proportional to 4,877.24, 6,730.59 and 2,639.10 is: 3,641.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.24 : 6,730.59 = 2,639.10 : x
  2. Step 2: Convert to fraction form
    4,877.24/6,730.59 = 2,639.10/x
  3. Step 3: Cross multiply
    4,877.24x = 6,730.59 × 2,639.10
  4. Step 4: Simplify right side
    4,877.24x = 17,762,712.94
  5. Step 5: Solve for x
    x = 17,762,712.94/4,877.24
  6. Step 6: Final answer
    x = 3,641.96

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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.