Home / 7,723.89-10,666.52-6,598.26

Finding the Fourth Proportional to 7,723.89, 10,666.52 and 6,598.26

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Solution

The fourth proportional to 7,723.89, 10,666.52 and 6,598.26 is: 9,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.89 : 10,666.52 = 6,598.26 : x
  2. Step 2: Convert to fraction form
    7,723.89/10,666.52 = 6,598.26/x
  3. Step 3: Cross multiply
    7,723.89x = 10,666.52 × 6,598.26
  4. Step 4: Simplify right side
    7,723.89x = 70,380,472.26
  5. Step 5: Solve for x
    x = 70,380,472.26/7,723.89
  6. Step 6: Final answer
    x = 9,112.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.