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Finding the Fourth Proportional to 8,890.03, 13,335.04 and 2,316.20

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Solution

The fourth proportional to 8,890.03, 13,335.04 and 2,316.20 is: 3,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.03 : 13,335.04 = 2,316.20 : x
  2. Step 2: Convert to fraction form
    8,890.03/13,335.04 = 2,316.20/x
  3. Step 3: Cross multiply
    8,890.03x = 13,335.04 × 2,316.20
  4. Step 4: Simplify right side
    8,890.03x = 30,886,619.65
  5. Step 5: Solve for x
    x = 30,886,619.65/8,890.03
  6. Step 6: Final answer
    x = 3,474.30

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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.