Home / 4,814.79-7,215.81-3,572.46

Finding the Fourth Proportional to 4,814.79, 7,215.81 and 3,572.46

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Solution

The fourth proportional to 4,814.79, 7,215.81 and 3,572.46 is: 5,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.79 : 7,215.81 = 3,572.46 : x
  2. Step 2: Convert to fraction form
    4,814.79/7,215.81 = 3,572.46/x
  3. Step 3: Cross multiply
    4,814.79x = 7,215.81 × 3,572.46
  4. Step 4: Simplify right side
    4,814.79x = 25,778,192.59
  5. Step 5: Solve for x
    x = 25,778,192.59/4,814.79
  6. Step 6: Final answer
    x = 5,353.96

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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.