Home / 1,567.10-2,345.79-1,174.93

Finding the Fourth Proportional to 1,567.10, 2,345.79 and 1,174.93

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Solution

The fourth proportional to 1,567.10, 2,345.79 and 1,174.93 is: 1,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.10 : 2,345.79 = 1,174.93 : x
  2. Step 2: Convert to fraction form
    1,567.10/2,345.79 = 1,174.93/x
  3. Step 3: Cross multiply
    1,567.10x = 2,345.79 × 1,174.93
  4. Step 4: Simplify right side
    1,567.10x = 2,756,139.04
  5. Step 5: Solve for x
    x = 2,756,139.04/1,567.10
  6. Step 6: Final answer
    x = 1,758.75

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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.