Home / 1,484.26-2,228.55-1,053.70

Finding the Fourth Proportional to 1,484.26, 2,228.55 and 1,053.70

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Solution

The fourth proportional to 1,484.26, 2,228.55 and 1,053.70 is: 1,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.26 : 2,228.55 = 1,053.70 : x
  2. Step 2: Convert to fraction form
    1,484.26/2,228.55 = 1,053.70/x
  3. Step 3: Cross multiply
    1,484.26x = 2,228.55 × 1,053.70
  4. Step 4: Simplify right side
    1,484.26x = 2,348,223.14
  5. Step 5: Solve for x
    x = 2,348,223.14/1,484.26
  6. Step 6: Final answer
    x = 1,582.08

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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.