Home / 7,307.02-10,960.80-2,113.30

Finding the Fourth Proportional to 7,307.02, 10,960.80 and 2,113.30

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Solution

The fourth proportional to 7,307.02, 10,960.80 and 2,113.30 is: 3,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.02 : 10,960.80 = 2,113.30 : x
  2. Step 2: Convert to fraction form
    7,307.02/10,960.80 = 2,113.30/x
  3. Step 3: Cross multiply
    7,307.02x = 10,960.80 × 2,113.30
  4. Step 4: Simplify right side
    7,307.02x = 23,163,458.64
  5. Step 5: Solve for x
    x = 23,163,458.64/7,307.02
  6. Step 6: Final answer
    x = 3,170.03

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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.