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Finding the Fourth Proportional to 2,370.13, 3,555.02 and 889.04

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Solution

The fourth proportional to 2,370.13, 3,555.02 and 889.04 is: 1,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.13 : 3,555.02 = 889.04 : x
  2. Step 2: Convert to fraction form
    2,370.13/3,555.02 = 889.04/x
  3. Step 3: Cross multiply
    2,370.13x = 3,555.02 × 889.04
  4. Step 4: Simplify right side
    2,370.13x = 3,160,566.09
  5. Step 5: Solve for x
    x = 3,160,566.09/2,370.13
  6. Step 6: Final answer
    x = 1,333.50

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Double scale
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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.