Home / 1,466.47-2,197.68-1,053.78

Finding the Fourth Proportional to 1,466.47, 2,197.68 and 1,053.78

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Solution

The fourth proportional to 1,466.47, 2,197.68 and 1,053.78 is: 1,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.47 : 2,197.68 = 1,053.78 : x
  2. Step 2: Convert to fraction form
    1,466.47/2,197.68 = 1,053.78/x
  3. Step 3: Cross multiply
    1,466.47x = 2,197.68 × 1,053.78
  4. Step 4: Simplify right side
    1,466.47x = 2,315,871.23
  5. Step 5: Solve for x
    x = 2,315,871.23/1,466.47
  6. Step 6: Final answer
    x = 1,579.21

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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.