Home / 10,810.25-16,215.38-2,602.25

Finding the Fourth Proportional to 10,810.25, 16,215.38 and 2,602.25

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Solution

The fourth proportional to 10,810.25, 16,215.38 and 2,602.25 is: 3,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.25 : 16,215.38 = 2,602.25 : x
  2. Step 2: Convert to fraction form
    10,810.25/16,215.38 = 2,602.25/x
  3. Step 3: Cross multiply
    10,810.25x = 16,215.38 × 2,602.25
  4. Step 4: Simplify right side
    10,810.25x = 42,196,459.59
  5. Step 5: Solve for x
    x = 42,196,459.59/10,810.25
  6. Step 6: Final answer
    x = 3,903.38

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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.