Home / 5,825.17-8,079.91-5,615.01

Finding the Fourth Proportional to 5,825.17, 8,079.91 and 5,615.01

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Solution

The fourth proportional to 5,825.17, 8,079.91 and 5,615.01 is: 7,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.17 : 8,079.91 = 5,615.01 : x
  2. Step 2: Convert to fraction form
    5,825.17/8,079.91 = 5,615.01/x
  3. Step 3: Cross multiply
    5,825.17x = 8,079.91 × 5,615.01
  4. Step 4: Simplify right side
    5,825.17x = 45,368,771.76
  5. Step 5: Solve for x
    x = 45,368,771.76/5,825.17
  6. Step 6: Final answer
    x = 7,788.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.