Home / 7,582.01-11,368.65-3,134.40

Finding the Fourth Proportional to 7,582.01, 11,368.65 and 3,134.40

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Solution

The fourth proportional to 7,582.01, 11,368.65 and 3,134.40 is: 4,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.01 : 11,368.65 = 3,134.40 : x
  2. Step 2: Convert to fraction form
    7,582.01/11,368.65 = 3,134.40/x
  3. Step 3: Cross multiply
    7,582.01x = 11,368.65 × 3,134.40
  4. Step 4: Simplify right side
    7,582.01x = 35,633,865.68
  5. Step 5: Solve for x
    x = 35,633,865.68/7,582.01
  6. Step 6: Final answer
    x = 4,699.79

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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.