Home / 8,569.08-12,854.70-2,725.74

Finding the Fourth Proportional to 8,569.08, 12,854.70 and 2,725.74

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Solution

The fourth proportional to 8,569.08, 12,854.70 and 2,725.74 is: 4,088.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.08 : 12,854.70 = 2,725.74 : x
  2. Step 2: Convert to fraction form
    8,569.08/12,854.70 = 2,725.74/x
  3. Step 3: Cross multiply
    8,569.08x = 12,854.70 × 2,725.74
  4. Step 4: Simplify right side
    8,569.08x = 35,038,569.98
  5. Step 5: Solve for x
    x = 35,038,569.98/8,569.08
  6. Step 6: Final answer
    x = 4,088.95

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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.