Home / 7,818.06-11,719.43-4,998.25

Finding the Fourth Proportional to 7,818.06, 11,719.43 and 4,998.25

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Solution

The fourth proportional to 7,818.06, 11,719.43 and 4,998.25 is: 7,492.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818.06 : 11,719.43 = 4,998.25 : x
  2. Step 2: Convert to fraction form
    7,818.06/11,719.43 = 4,998.25/x
  3. Step 3: Cross multiply
    7,818.06x = 11,719.43 × 4,998.25
  4. Step 4: Simplify right side
    7,818.06x = 58,576,582.40
  5. Step 5: Solve for x
    x = 58,576,582.40/7,818.06
  6. Step 6: Final answer
    x = 7,492.47

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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.