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Finding the Fourth Proportional to 9,851.51, 13,593.05 and 5,762.52

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Solution

The fourth proportional to 9,851.51, 13,593.05 and 5,762.52 is: 7,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.51 : 13,593.05 = 5,762.52 : x
  2. Step 2: Convert to fraction form
    9,851.51/13,593.05 = 5,762.52/x
  3. Step 3: Cross multiply
    9,851.51x = 13,593.05 × 5,762.52
  4. Step 4: Simplify right side
    9,851.51x = 78,330,193.67
  5. Step 5: Solve for x
    x = 78,330,193.67/9,851.51
  6. Step 6: Final answer
    x = 7,951.09

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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.