Home / 7,014.30-10,521.47-2,851.37

Finding the Fourth Proportional to 7,014.30, 10,521.47 and 2,851.37

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Solution

The fourth proportional to 7,014.30, 10,521.47 and 2,851.37 is: 4,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.30 : 10,521.47 = 2,851.37 : x
  2. Step 2: Convert to fraction form
    7,014.30/10,521.47 = 2,851.37/x
  3. Step 3: Cross multiply
    7,014.30x = 10,521.47 × 2,851.37
  4. Step 4: Simplify right side
    7,014.30x = 30,000,603.91
  5. Step 5: Solve for x
    x = 30,000,603.91/7,014.30
  6. Step 6: Final answer
    x = 4,277.06

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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.