Home / 7,017.11-10,523.60-5,781.45

Finding the Fourth Proportional to 7,017.11, 10,523.60 and 5,781.45

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Solution

The fourth proportional to 7,017.11, 10,523.60 and 5,781.45 is: 8,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.11 : 10,523.60 = 5,781.45 : x
  2. Step 2: Convert to fraction form
    7,017.11/10,523.60 = 5,781.45/x
  3. Step 3: Cross multiply
    7,017.11x = 10,523.60 × 5,781.45
  4. Step 4: Simplify right side
    7,017.11x = 60,841,667.22
  5. Step 5: Solve for x
    x = 60,841,667.22/7,017.11
  6. Step 6: Final answer
    x = 8,670.47

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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.