Home / 8,445.14-11,654.69-5,088.99

Finding the Fourth Proportional to 8,445.14, 11,654.69 and 5,088.99

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Solution

The fourth proportional to 8,445.14, 11,654.69 and 5,088.99 is: 7,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.14 : 11,654.69 = 5,088.99 : x
  2. Step 2: Convert to fraction form
    8,445.14/11,654.69 = 5,088.99/x
  3. Step 3: Cross multiply
    8,445.14x = 11,654.69 × 5,088.99
  4. Step 4: Simplify right side
    8,445.14x = 59,310,600.86
  5. Step 5: Solve for x
    x = 59,310,600.86/8,445.14
  6. Step 6: Final answer
    x = 7,023.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.