Home / 3,407.08-5,108.52-3,117.01

Finding the Fourth Proportional to 3,407.08, 5,108.52 and 3,117.01

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Solution

The fourth proportional to 3,407.08, 5,108.52 and 3,117.01 is: 4,673.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.08 : 5,108.52 = 3,117.01 : x
  2. Step 2: Convert to fraction form
    3,407.08/5,108.52 = 3,117.01/x
  3. Step 3: Cross multiply
    3,407.08x = 5,108.52 × 3,117.01
  4. Step 4: Simplify right side
    3,407.08x = 15,923,307.93
  5. Step 5: Solve for x
    x = 15,923,307.93/3,407.08
  6. Step 6: Final answer
    x = 4,673.59

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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.