Home / 6,929.15-10,404.65-4,009.50

Finding the Fourth Proportional to 6,929.15, 10,404.65 and 4,009.50

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Solution

The fourth proportional to 6,929.15, 10,404.65 and 4,009.50 is: 6,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.15 : 10,404.65 = 4,009.50 : x
  2. Step 2: Convert to fraction form
    6,929.15/10,404.65 = 4,009.50/x
  3. Step 3: Cross multiply
    6,929.15x = 10,404.65 × 4,009.50
  4. Step 4: Simplify right side
    6,929.15x = 41,717,454.20
  5. Step 5: Solve for x
    x = 41,717,454.20/6,929.15
  6. Step 6: Final answer
    x = 6,020.58

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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.