Home / 10,025.03-13,837.55-6,488.48

Finding the Fourth Proportional to 10,025.03, 13,837.55 and 6,488.48

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Solution

The fourth proportional to 10,025.03, 13,837.55 and 6,488.48 is: 8,956.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.03 : 13,837.55 = 6,488.48 : x
  2. Step 2: Convert to fraction form
    10,025.03/13,837.55 = 6,488.48/x
  3. Step 3: Cross multiply
    10,025.03x = 13,837.55 × 6,488.48
  4. Step 4: Simplify right side
    10,025.03x = 89,784,668.58
  5. Step 5: Solve for x
    x = 89,784,668.58/10,025.03
  6. Step 6: Final answer
    x = 8,956.05

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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.