Home / 10,970.64-15,138.92-6,001.68

Finding the Fourth Proportional to 10,970.64, 15,138.92 and 6,001.68

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Solution

The fourth proportional to 10,970.64, 15,138.92 and 6,001.68 is: 8,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.64 : 15,138.92 = 6,001.68 : x
  2. Step 2: Convert to fraction form
    10,970.64/15,138.92 = 6,001.68/x
  3. Step 3: Cross multiply
    10,970.64x = 15,138.92 × 6,001.68
  4. Step 4: Simplify right side
    10,970.64x = 90,858,953.39
  5. Step 5: Solve for x
    x = 90,858,953.39/10,970.64
  6. Step 6: Final answer
    x = 8,282.01

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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.