Home / 7,885.26-10,881.27-5,237.49

Finding the Fourth Proportional to 7,885.26, 10,881.27 and 5,237.49

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Solution

The fourth proportional to 7,885.26, 10,881.27 and 5,237.49 is: 7,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.26 : 10,881.27 = 5,237.49 : x
  2. Step 2: Convert to fraction form
    7,885.26/10,881.27 = 5,237.49/x
  3. Step 3: Cross multiply
    7,885.26x = 10,881.27 × 5,237.49
  4. Step 4: Simplify right side
    7,885.26x = 56,990,542.81
  5. Step 5: Solve for x
    x = 56,990,542.81/7,885.26
  6. Step 6: Final answer
    x = 7,227.48

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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.