Home / 7,716.22-11,547.99-4,903.63

Finding the Fourth Proportional to 7,716.22, 11,547.99 and 4,903.63

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Solution

The fourth proportional to 7,716.22, 11,547.99 and 4,903.63 is: 7,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.22 : 11,547.99 = 4,903.63 : x
  2. Step 2: Convert to fraction form
    7,716.22/11,547.99 = 4,903.63/x
  3. Step 3: Cross multiply
    7,716.22x = 11,547.99 × 4,903.63
  4. Step 4: Simplify right side
    7,716.22x = 56,627,070.20
  5. Step 5: Solve for x
    x = 56,627,070.20/7,716.22
  6. Step 6: Final answer
    x = 7,338.71

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1.5x scale

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.