Home / 7,547.90-11,323.81-2,867.99

Finding the Fourth Proportional to 7,547.90, 11,323.81 and 2,867.99

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Solution

The fourth proportional to 7,547.90, 11,323.81 and 2,867.99 is: 4,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.90 : 11,323.81 = 2,867.99 : x
  2. Step 2: Convert to fraction form
    7,547.90/11,323.81 = 2,867.99/x
  3. Step 3: Cross multiply
    7,547.90x = 11,323.81 × 2,867.99
  4. Step 4: Simplify right side
    7,547.90x = 32,476,573.84
  5. Step 5: Solve for x
    x = 32,476,573.84/7,547.90
  6. Step 6: Final answer
    x = 4,302.73

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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.