Home / 5,527.60-7,634.94-4,012.74

Finding the Fourth Proportional to 5,527.60, 7,634.94 and 4,012.74

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Solution

The fourth proportional to 5,527.60, 7,634.94 and 4,012.74 is: 5,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.60 : 7,634.94 = 4,012.74 : x
  2. Step 2: Convert to fraction form
    5,527.60/7,634.94 = 4,012.74/x
  3. Step 3: Cross multiply
    5,527.60x = 7,634.94 × 4,012.74
  4. Step 4: Simplify right side
    5,527.60x = 30,637,009.07
  5. Step 5: Solve for x
    x = 30,637,009.07/5,527.60
  6. Step 6: Final answer
    x = 5,542.55

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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.