Home / 10,725.60-16,070.61-7,590.06

Finding the Fourth Proportional to 10,725.60, 16,070.61 and 7,590.06

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Solution

The fourth proportional to 10,725.60, 16,070.61 and 7,590.06 is: 11,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.60 : 16,070.61 = 7,590.06 : x
  2. Step 2: Convert to fraction form
    10,725.60/16,070.61 = 7,590.06/x
  3. Step 3: Cross multiply
    10,725.60x = 16,070.61 × 7,590.06
  4. Step 4: Simplify right side
    10,725.60x = 121,976,894.14
  5. Step 5: Solve for x
    x = 121,976,894.14/10,725.60
  6. Step 6: Final answer
    x = 11,372.50

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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.