Home / 5,288.19-7,933.59-1,590.48

Finding the Fourth Proportional to 5,288.19, 7,933.59 and 1,590.48

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Solution

The fourth proportional to 5,288.19, 7,933.59 and 1,590.48 is: 2,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.19 : 7,933.59 = 1,590.48 : x
  2. Step 2: Convert to fraction form
    5,288.19/7,933.59 = 1,590.48/x
  3. Step 3: Cross multiply
    5,288.19x = 7,933.59 × 1,590.48
  4. Step 4: Simplify right side
    5,288.19x = 12,618,216.22
  5. Step 5: Solve for x
    x = 12,618,216.22/5,288.19
  6. Step 6: Final answer
    x = 2,386.11

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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.