Home / 7,439.95-10,267.69-4,253.37

Finding the Fourth Proportional to 7,439.95, 10,267.69 and 4,253.37

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Solution

The fourth proportional to 7,439.95, 10,267.69 and 4,253.37 is: 5,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.95 : 10,267.69 = 4,253.37 : x
  2. Step 2: Convert to fraction form
    7,439.95/10,267.69 = 4,253.37/x
  3. Step 3: Cross multiply
    7,439.95x = 10,267.69 × 4,253.37
  4. Step 4: Simplify right side
    7,439.95x = 43,672,212.01
  5. Step 5: Solve for x
    x = 43,672,212.01/7,439.95
  6. Step 6: Final answer
    x = 5,869.96

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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.