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Finding the Fourth Proportional to 3,526.07, 4,854.90 and 2,993.90

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Solution

The fourth proportional to 3,526.07, 4,854.90 and 2,993.90 is: 4,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.07 : 4,854.90 = 2,993.90 : x
  2. Step 2: Convert to fraction form
    3,526.07/4,854.90 = 2,993.90/x
  3. Step 3: Cross multiply
    3,526.07x = 4,854.90 × 2,993.90
  4. Step 4: Simplify right side
    3,526.07x = 14,535,097.25
  5. Step 5: Solve for x
    x = 14,535,097.25/3,526.07
  6. Step 6: Final answer
    x = 4,122.18

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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.