Home / 3,931.01-5,897.36-1,590.99

Finding the Fourth Proportional to 3,931.01, 5,897.36 and 1,590.99

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Solution

The fourth proportional to 3,931.01, 5,897.36 and 1,590.99 is: 2,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.01 : 5,897.36 = 1,590.99 : x
  2. Step 2: Convert to fraction form
    3,931.01/5,897.36 = 1,590.99/x
  3. Step 3: Cross multiply
    3,931.01x = 5,897.36 × 1,590.99
  4. Step 4: Simplify right side
    3,931.01x = 9,382,646.87
  5. Step 5: Solve for x
    x = 9,382,646.87/3,931.01
  6. Step 6: Final answer
    x = 2,386.83

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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.