Home / 1,235.08-1,859.47-1,032.76

Finding the Fourth Proportional to 1,235.08, 1,859.47 and 1,032.76

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Solution

The fourth proportional to 1,235.08, 1,859.47 and 1,032.76 is: 1,554.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235.08 : 1,859.47 = 1,032.76 : x
  2. Step 2: Convert to fraction form
    1,235.08/1,859.47 = 1,032.76/x
  3. Step 3: Cross multiply
    1,235.08x = 1,859.47 × 1,032.76
  4. Step 4: Simplify right side
    1,235.08x = 1,920,386.24
  5. Step 5: Solve for x
    x = 1,920,386.24/1,235.08
  6. Step 6: Final answer
    x = 1,554.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.