Home / 1,573.22-2,358.51-1,228.07

Finding the Fourth Proportional to 1,573.22, 2,358.51 and 1,228.07

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Solution

The fourth proportional to 1,573.22, 2,358.51 and 1,228.07 is: 1,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.22 : 2,358.51 = 1,228.07 : x
  2. Step 2: Convert to fraction form
    1,573.22/2,358.51 = 1,228.07/x
  3. Step 3: Cross multiply
    1,573.22x = 2,358.51 × 1,228.07
  4. Step 4: Simplify right side
    1,573.22x = 2,896,403.58
  5. Step 5: Solve for x
    x = 2,896,403.58/1,573.22
  6. Step 6: Final answer
    x = 1,841.07

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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.