Home / 10,371.83-15,551.81-7,088.99

Finding the Fourth Proportional to 10,371.83, 15,551.81 and 7,088.99

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Solution

The fourth proportional to 10,371.83, 15,551.81 and 7,088.99 is: 10,629.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.83 : 15,551.81 = 7,088.99 : x
  2. Step 2: Convert to fraction form
    10,371.83/15,551.81 = 7,088.99/x
  3. Step 3: Cross multiply
    10,371.83x = 15,551.81 × 7,088.99
  4. Step 4: Simplify right side
    10,371.83x = 110,246,590.13
  5. Step 5: Solve for x
    x = 110,246,590.13/10,371.83
  6. Step 6: Final answer
    x = 10,629.43

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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.