Home / 3,617.51-5,427.08-1,152.47

Finding the Fourth Proportional to 3,617.51, 5,427.08 and 1,152.47

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Solution

The fourth proportional to 3,617.51, 5,427.08 and 1,152.47 is: 1,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.51 : 5,427.08 = 1,152.47 : x
  2. Step 2: Convert to fraction form
    3,617.51/5,427.08 = 1,152.47/x
  3. Step 3: Cross multiply
    3,617.51x = 5,427.08 × 1,152.47
  4. Step 4: Simplify right side
    3,617.51x = 6,254,549.77
  5. Step 5: Solve for x
    x = 6,254,549.77/3,617.51
  6. Step 6: Final answer
    x = 1,728.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.