Home / 1,534.76-2,290.26-1,370.68

Finding the Fourth Proportional to 1,534.76, 2,290.26 and 1,370.68

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Solution

The fourth proportional to 1,534.76, 2,290.26 and 1,370.68 is: 2,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.76 : 2,290.26 = 1,370.68 : x
  2. Step 2: Convert to fraction form
    1,534.76/2,290.26 = 1,370.68/x
  3. Step 3: Cross multiply
    1,534.76x = 2,290.26 × 1,370.68
  4. Step 4: Simplify right side
    1,534.76x = 3,139,213.58
  5. Step 5: Solve for x
    x = 3,139,213.58/1,534.76
  6. Step 6: Final answer
    x = 2,045.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.