Home / 10,466.61-15,664.68-5,716.23

Finding the Fourth Proportional to 10,466.61, 15,664.68 and 5,716.23

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Solution

The fourth proportional to 10,466.61, 15,664.68 and 5,716.23 is: 8,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.61 : 15,664.68 = 5,716.23 : x
  2. Step 2: Convert to fraction form
    10,466.61/15,664.68 = 5,716.23/x
  3. Step 3: Cross multiply
    10,466.61x = 15,664.68 × 5,716.23
  4. Step 4: Simplify right side
    10,466.61x = 89,542,913.76
  5. Step 5: Solve for x
    x = 89,542,913.76/10,466.61
  6. Step 6: Final answer
    x = 8,555.10

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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.