Home / 7,439.24-10,266.26-4,253.20

Finding the Fourth Proportional to 7,439.24, 10,266.26 and 4,253.20

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Solution

The fourth proportional to 7,439.24, 10,266.26 and 4,253.20 is: 5,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.24 : 10,266.26 = 4,253.20 : x
  2. Step 2: Convert to fraction form
    7,439.24/10,266.26 = 4,253.20/x
  3. Step 3: Cross multiply
    7,439.24x = 10,266.26 × 4,253.20
  4. Step 4: Simplify right side
    7,439.24x = 43,664,457.03
  5. Step 5: Solve for x
    x = 43,664,457.03/7,439.24
  6. Step 6: Final answer
    x = 5,869.48

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Half scale
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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.