Home / 7,349.40-11,028.72-4,581.48

Finding the Fourth Proportional to 7,349.40, 11,028.72 and 4,581.48

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Solution

The fourth proportional to 7,349.40, 11,028.72 and 4,581.48 is: 6,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.40 : 11,028.72 = 4,581.48 : x
  2. Step 2: Convert to fraction form
    7,349.40/11,028.72 = 4,581.48/x
  3. Step 3: Cross multiply
    7,349.40x = 11,028.72 × 4,581.48
  4. Step 4: Simplify right side
    7,349.40x = 50,527,860.11
  5. Step 5: Solve for x
    x = 50,527,860.11/7,349.40
  6. Step 6: Final answer
    x = 6,875.10

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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.