Home / 7,188.06-10,775.70-2,804.52

Finding the Fourth Proportional to 7,188.06, 10,775.70 and 2,804.52

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Solution

The fourth proportional to 7,188.06, 10,775.70 and 2,804.52 is: 4,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188.06 : 10,775.70 = 2,804.52 : x
  2. Step 2: Convert to fraction form
    7,188.06/10,775.70 = 2,804.52/x
  3. Step 3: Cross multiply
    7,188.06x = 10,775.70 × 2,804.52
  4. Step 4: Simplify right side
    7,188.06x = 30,220,666.16
  5. Step 5: Solve for x
    x = 30,220,666.16/7,188.06
  6. Step 6: Final answer
    x = 4,204.29

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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.