Home / 7,472.41-10,311.83-4,328.89

Finding the Fourth Proportional to 7,472.41, 10,311.83 and 4,328.89

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Solution

The fourth proportional to 7,472.41, 10,311.83 and 4,328.89 is: 5,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.41 : 10,311.83 = 4,328.89 : x
  2. Step 2: Convert to fraction form
    7,472.41/10,311.83 = 4,328.89/x
  3. Step 3: Cross multiply
    7,472.41x = 10,311.83 × 4,328.89
  4. Step 4: Simplify right side
    7,472.41x = 44,638,777.77
  5. Step 5: Solve for x
    x = 44,638,777.77/7,472.41
  6. Step 6: Final answer
    x = 5,973.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.