Home / 4,861.50-7,291.62-1,574.26

Finding the Fourth Proportional to 4,861.50, 7,291.62 and 1,574.26

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Solution

The fourth proportional to 4,861.50, 7,291.62 and 1,574.26 is: 2,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.50 : 7,291.62 = 1,574.26 : x
  2. Step 2: Convert to fraction form
    4,861.50/7,291.62 = 1,574.26/x
  3. Step 3: Cross multiply
    4,861.50x = 7,291.62 × 1,574.26
  4. Step 4: Simplify right side
    4,861.50x = 11,478,905.70
  5. Step 5: Solve for x
    x = 11,478,905.70/4,861.50
  6. Step 6: Final answer
    x = 2,361.19

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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.