Home / 1,437.95-2,155.23-1,090.14

Finding the Fourth Proportional to 1,437.95, 2,155.23 and 1,090.14

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Solution

The fourth proportional to 1,437.95, 2,155.23 and 1,090.14 is: 1,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.95 : 2,155.23 = 1,090.14 : x
  2. Step 2: Convert to fraction form
    1,437.95/2,155.23 = 1,090.14/x
  3. Step 3: Cross multiply
    1,437.95x = 2,155.23 × 1,090.14
  4. Step 4: Simplify right side
    1,437.95x = 2,349,502.43
  5. Step 5: Solve for x
    x = 2,349,502.43/1,437.95
  6. Step 6: Final answer
    x = 1,633.93

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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.