Home / 11,716.40-17,574.60-4,323.13

Finding the Fourth Proportional to 11,716.40, 17,574.60 and 4,323.13

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Solution

The fourth proportional to 11,716.40, 17,574.60 and 4,323.13 is: 6,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.40 : 17,574.60 = 4,323.13 : x
  2. Step 2: Convert to fraction form
    11,716.40/17,574.60 = 4,323.13/x
  3. Step 3: Cross multiply
    11,716.40x = 17,574.60 × 4,323.13
  4. Step 4: Simplify right side
    11,716.40x = 75,977,280.50
  5. Step 5: Solve for x
    x = 75,977,280.50/11,716.40
  6. Step 6: Final answer
    x = 6,484.70

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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.