Home / 10,649.60-15,975.94-3,253.10

Finding the Fourth Proportional to 10,649.60, 15,975.94 and 3,253.10

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Solution

The fourth proportional to 10,649.60, 15,975.94 and 3,253.10 is: 4,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.60 : 15,975.94 = 3,253.10 : x
  2. Step 2: Convert to fraction form
    10,649.60/15,975.94 = 3,253.10/x
  3. Step 3: Cross multiply
    10,649.60x = 15,975.94 × 3,253.10
  4. Step 4: Simplify right side
    10,649.60x = 51,971,362.22
  5. Step 5: Solve for x
    x = 51,971,362.22/10,649.60
  6. Step 6: Final answer
    x = 4,880.13

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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.