Home / 5,202.69-7,803.46-1,307.11

Finding the Fourth Proportional to 5,202.69, 7,803.46 and 1,307.11

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Solution

The fourth proportional to 5,202.69, 7,803.46 and 1,307.11 is: 1,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.69 : 7,803.46 = 1,307.11 : x
  2. Step 2: Convert to fraction form
    5,202.69/7,803.46 = 1,307.11/x
  3. Step 3: Cross multiply
    5,202.69x = 7,803.46 × 1,307.11
  4. Step 4: Simplify right side
    5,202.69x = 10,199,935.05
  5. Step 5: Solve for x
    x = 10,199,935.05/5,202.69
  6. Step 6: Final answer
    x = 1,960.51

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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.