Home / 7,530.30-11,280.33-4,238.46

Finding the Fourth Proportional to 7,530.30, 11,280.33 and 4,238.46

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Solution

The fourth proportional to 7,530.30, 11,280.33 and 4,238.46 is: 6,349.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.30 : 11,280.33 = 4,238.46 : x
  2. Step 2: Convert to fraction form
    7,530.30/11,280.33 = 4,238.46/x
  3. Step 3: Cross multiply
    7,530.30x = 11,280.33 × 4,238.46
  4. Step 4: Simplify right side
    7,530.30x = 47,811,227.49
  5. Step 5: Solve for x
    x = 47,811,227.49/7,530.30
  6. Step 6: Final answer
    x = 6,349.18

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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.