Home / 7,017.68-10,527.16-5,191.44

Finding the Fourth Proportional to 7,017.68, 10,527.16 and 5,191.44

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Solution

The fourth proportional to 7,017.68, 10,527.16 and 5,191.44 is: 7,787.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.68 : 10,527.16 = 5,191.44 : x
  2. Step 2: Convert to fraction form
    7,017.68/10,527.16 = 5,191.44/x
  3. Step 3: Cross multiply
    7,017.68x = 10,527.16 × 5,191.44
  4. Step 4: Simplify right side
    7,017.68x = 54,651,119.51
  5. Step 5: Solve for x
    x = 54,651,119.51/7,017.68
  6. Step 6: Final answer
    x = 7,787.63

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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.