Home / 7,471.02-11,200.05-3,770.16

Finding the Fourth Proportional to 7,471.02, 11,200.05 and 3,770.16

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Solution

The fourth proportional to 7,471.02, 11,200.05 and 3,770.16 is: 5,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.02 : 11,200.05 = 3,770.16 : x
  2. Step 2: Convert to fraction form
    7,471.02/11,200.05 = 3,770.16/x
  3. Step 3: Cross multiply
    7,471.02x = 11,200.05 × 3,770.16
  4. Step 4: Simplify right side
    7,471.02x = 42,225,980.51
  5. Step 5: Solve for x
    x = 42,225,980.51/7,471.02
  6. Step 6: Final answer
    x = 5,651.97

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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.