Home / 1,456.36-2,184.81-591.28

Finding the Fourth Proportional to 1,456.36, 2,184.81 and 591.28

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Solution

The fourth proportional to 1,456.36, 2,184.81 and 591.28 is: 887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.36 : 2,184.81 = 591.28 : x
  2. Step 2: Convert to fraction form
    1,456.36/2,184.81 = 591.28/x
  3. Step 3: Cross multiply
    1,456.36x = 2,184.81 × 591.28
  4. Step 4: Simplify right side
    1,456.36x = 1,291,834.46
  5. Step 5: Solve for x
    x = 1,291,834.46/1,456.36
  6. Step 6: Final answer
    x = 887.03

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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.