Home / 1,341.29-1,851.84-1,093.20

Finding the Fourth Proportional to 1,341.29, 1,851.84 and 1,093.20

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Solution

The fourth proportional to 1,341.29, 1,851.84 and 1,093.20 is: 1,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.29 : 1,851.84 = 1,093.20 : x
  2. Step 2: Convert to fraction form
    1,341.29/1,851.84 = 1,093.20/x
  3. Step 3: Cross multiply
    1,341.29x = 1,851.84 × 1,093.20
  4. Step 4: Simplify right side
    1,341.29x = 2,024,434.96
  5. Step 5: Solve for x
    x = 2,024,434.96/1,341.29
  6. Step 6: Final answer
    x = 1,509.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.