Home / 1,901.13-2,849.55-1,437.40

Finding the Fourth Proportional to 1,901.13, 2,849.55 and 1,437.40

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Solution

The fourth proportional to 1,901.13, 2,849.55 and 1,437.40 is: 2,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.13 : 2,849.55 = 1,437.40 : x
  2. Step 2: Convert to fraction form
    1,901.13/2,849.55 = 1,437.40/x
  3. Step 3: Cross multiply
    1,901.13x = 2,849.55 × 1,437.40
  4. Step 4: Simplify right side
    1,901.13x = 4,095,943.17
  5. Step 5: Solve for x
    x = 4,095,943.17/1,901.13
  6. Step 6: Final answer
    x = 2,154.48

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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.