Home / 9,537.02-13,161.11-5,345.27

Finding the Fourth Proportional to 9,537.02, 13,161.11 and 5,345.27

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Solution

The fourth proportional to 9,537.02, 13,161.11 and 5,345.27 is: 7,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.02 : 13,161.11 = 5,345.27 : x
  2. Step 2: Convert to fraction form
    9,537.02/13,161.11 = 5,345.27/x
  3. Step 3: Cross multiply
    9,537.02x = 13,161.11 × 5,345.27
  4. Step 4: Simplify right side
    9,537.02x = 70,349,732.72
  5. Step 5: Solve for x
    x = 70,349,732.72/9,537.02
  6. Step 6: Final answer
    x = 7,376.49

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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.