Home / 5,615.07-8,387.04-4,369.51

Finding the Fourth Proportional to 5,615.07, 8,387.04 and 4,369.51

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Solution

The fourth proportional to 5,615.07, 8,387.04 and 4,369.51 is: 6,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.07 : 8,387.04 = 4,369.51 : x
  2. Step 2: Convert to fraction form
    5,615.07/8,387.04 = 4,369.51/x
  3. Step 3: Cross multiply
    5,615.07x = 8,387.04 × 4,369.51
  4. Step 4: Simplify right side
    5,615.07x = 36,647,255.15
  5. Step 5: Solve for x
    x = 36,647,255.15/5,615.07
  6. Step 6: Final answer
    x = 6,526.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.