Home / 2,437.08-3,655.31-1,120.93

Finding the Fourth Proportional to 2,437.08, 3,655.31 and 1,120.93

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Solution

The fourth proportional to 2,437.08, 3,655.31 and 1,120.93 is: 1,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.08 : 3,655.31 = 1,120.93 : x
  2. Step 2: Convert to fraction form
    2,437.08/3,655.31 = 1,120.93/x
  3. Step 3: Cross multiply
    2,437.08x = 3,655.31 × 1,120.93
  4. Step 4: Simplify right side
    2,437.08x = 4,097,346.64
  5. Step 5: Solve for x
    x = 4,097,346.64/2,437.08
  6. Step 6: Final answer
    x = 1,681.25

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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.