Home / 7,770.10-11,655.27-2,223.34

Finding the Fourth Proportional to 7,770.10, 11,655.27 and 2,223.34

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Solution

The fourth proportional to 7,770.10, 11,655.27 and 2,223.34 is: 3,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.10 : 11,655.27 = 2,223.34 : x
  2. Step 2: Convert to fraction form
    7,770.10/11,655.27 = 2,223.34/x
  3. Step 3: Cross multiply
    7,770.10x = 11,655.27 × 2,223.34
  4. Step 4: Simplify right side
    7,770.10x = 25,913,628.00
  5. Step 5: Solve for x
    x = 25,913,628.00/7,770.10
  6. Step 6: Final answer
    x = 3,335.04

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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.