Home / 1,167.83-1,746.51-1,038.65

Finding the Fourth Proportional to 1,167.83, 1,746.51 and 1,038.65

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Solution

The fourth proportional to 1,167.83, 1,746.51 and 1,038.65 is: 1,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.83 : 1,746.51 = 1,038.65 : x
  2. Step 2: Convert to fraction form
    1,167.83/1,746.51 = 1,038.65/x
  3. Step 3: Cross multiply
    1,167.83x = 1,746.51 × 1,038.65
  4. Step 4: Simplify right side
    1,167.83x = 1,814,012.61
  5. Step 5: Solve for x
    x = 1,814,012.61/1,167.83
  6. Step 6: Final answer
    x = 1,553.32

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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.