Home / 10,788.32-16,188.96-4,547.94

Finding the Fourth Proportional to 10,788.32, 16,188.96 and 4,547.94

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Solution

The fourth proportional to 10,788.32, 16,188.96 and 4,547.94 is: 6,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.32 : 16,188.96 = 4,547.94 : x
  2. Step 2: Convert to fraction form
    10,788.32/16,188.96 = 4,547.94/x
  3. Step 3: Cross multiply
    10,788.32x = 16,188.96 × 4,547.94
  4. Step 4: Simplify right side
    10,788.32x = 73,626,418.74
  5. Step 5: Solve for x
    x = 73,626,418.74/10,788.32
  6. Step 6: Final answer
    x = 6,824.64

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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.