Home / 7,117.74-10,676.61-1,924.02

Finding the Fourth Proportional to 7,117.74, 10,676.61 and 1,924.02

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Solution

The fourth proportional to 7,117.74, 10,676.61 and 1,924.02 is: 2,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.74 : 10,676.61 = 1,924.02 : x
  2. Step 2: Convert to fraction form
    7,117.74/10,676.61 = 1,924.02/x
  3. Step 3: Cross multiply
    7,117.74x = 10,676.61 × 1,924.02
  4. Step 4: Simplify right side
    7,117.74x = 20,542,011.17
  5. Step 5: Solve for x
    x = 20,542,011.17/7,117.74
  6. Step 6: Final answer
    x = 2,886.03

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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.