Home / 8,725.38-12,038.32-4,948.26

Finding the Fourth Proportional to 8,725.38, 12,038.32 and 4,948.26

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Solution

The fourth proportional to 8,725.38, 12,038.32 and 4,948.26 is: 6,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.38 : 12,038.32 = 4,948.26 : x
  2. Step 2: Convert to fraction form
    8,725.38/12,038.32 = 4,948.26/x
  3. Step 3: Cross multiply
    8,725.38x = 12,038.32 × 4,948.26
  4. Step 4: Simplify right side
    8,725.38x = 59,568,737.32
  5. Step 5: Solve for x
    x = 59,568,737.32/8,725.38
  6. Step 6: Final answer
    x = 6,827.07

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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.