Home / 6,666.27-10,015.80-5,017.82

Finding the Fourth Proportional to 6,666.27, 10,015.80 and 5,017.82

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Solution

The fourth proportional to 6,666.27, 10,015.80 and 5,017.82 is: 7,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.27 : 10,015.80 = 5,017.82 : x
  2. Step 2: Convert to fraction form
    6,666.27/10,015.80 = 5,017.82/x
  3. Step 3: Cross multiply
    6,666.27x = 10,015.80 × 5,017.82
  4. Step 4: Simplify right side
    6,666.27x = 50,257,440.89
  5. Step 5: Solve for x
    x = 50,257,440.89/6,666.27
  6. Step 6: Final answer
    x = 7,539.07

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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.