Home / 1,537.48-2,308.65-1,214.29

Finding the Fourth Proportional to 1,537.48, 2,308.65 and 1,214.29

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Solution

The fourth proportional to 1,537.48, 2,308.65 and 1,214.29 is: 1,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.48 : 2,308.65 = 1,214.29 : x
  2. Step 2: Convert to fraction form
    1,537.48/2,308.65 = 1,214.29/x
  3. Step 3: Cross multiply
    1,537.48x = 2,308.65 × 1,214.29
  4. Step 4: Simplify right side
    1,537.48x = 2,803,352.99
  5. Step 5: Solve for x
    x = 2,803,352.99/1,537.48
  6. Step 6: Final answer
    x = 1,823.35

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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.