Home / 10,954.08-16,424.10-4,712.40

Finding the Fourth Proportional to 10,954.08, 16,424.10 and 4,712.40

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Solution

The fourth proportional to 10,954.08, 16,424.10 and 4,712.40 is: 7,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.08 : 16,424.10 = 4,712.40 : x
  2. Step 2: Convert to fraction form
    10,954.08/16,424.10 = 4,712.40/x
  3. Step 3: Cross multiply
    10,954.08x = 16,424.10 × 4,712.40
  4. Step 4: Simplify right side
    10,954.08x = 77,396,928.84
  5. Step 5: Solve for x
    x = 77,396,928.84/10,954.08
  6. Step 6: Final answer
    x = 7,065.58

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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.