Home / 7,072.24-10,607.10-2,391.76

Finding the Fourth Proportional to 7,072.24, 10,607.10 and 2,391.76

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Solution

The fourth proportional to 7,072.24, 10,607.10 and 2,391.76 is: 3,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.24 : 10,607.10 = 2,391.76 : x
  2. Step 2: Convert to fraction form
    7,072.24/10,607.10 = 2,391.76/x
  3. Step 3: Cross multiply
    7,072.24x = 10,607.10 × 2,391.76
  4. Step 4: Simplify right side
    7,072.24x = 25,369,637.50
  5. Step 5: Solve for x
    x = 25,369,637.50/7,072.24
  6. Step 6: Final answer
    x = 3,587.21

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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.