Home / 8,725.34-12,038.01-5,744.18

Finding the Fourth Proportional to 8,725.34, 12,038.01 and 5,744.18

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Solution

The fourth proportional to 8,725.34, 12,038.01 and 5,744.18 is: 7,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.34 : 12,038.01 = 5,744.18 : x
  2. Step 2: Convert to fraction form
    8,725.34/12,038.01 = 5,744.18/x
  3. Step 3: Cross multiply
    8,725.34x = 12,038.01 × 5,744.18
  4. Step 4: Simplify right side
    8,725.34x = 69,148,481.92
  5. Step 5: Solve for x
    x = 69,148,481.92/8,725.34
  6. Step 6: Final answer
    x = 7,925.02

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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.