Home / 5,016.36-6,923.98-2,920.90

Finding the Fourth Proportional to 5,016.36, 6,923.98 and 2,920.90

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Solution

The fourth proportional to 5,016.36, 6,923.98 and 2,920.90 is: 4,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.36 : 6,923.98 = 2,920.90 : x
  2. Step 2: Convert to fraction form
    5,016.36/6,923.98 = 2,920.90/x
  3. Step 3: Cross multiply
    5,016.36x = 6,923.98 × 2,920.90
  4. Step 4: Simplify right side
    5,016.36x = 20,224,253.18
  5. Step 5: Solve for x
    x = 20,224,253.18/5,016.36
  6. Step 6: Final answer
    x = 4,031.66

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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.