Home / 4,938.08-7,407.02-2,015.70

Finding the Fourth Proportional to 4,938.08, 7,407.02 and 2,015.70

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Solution

The fourth proportional to 4,938.08, 7,407.02 and 2,015.70 is: 3,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.08 : 7,407.02 = 2,015.70 : x
  2. Step 2: Convert to fraction form
    4,938.08/7,407.02 = 2,015.70/x
  3. Step 3: Cross multiply
    4,938.08x = 7,407.02 × 2,015.70
  4. Step 4: Simplify right side
    4,938.08x = 14,930,330.21
  5. Step 5: Solve for x
    x = 14,930,330.21/4,938.08
  6. Step 6: Final answer
    x = 3,023.51

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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.