Home / 7,068.38-10,602.77-1,874.25

Finding the Fourth Proportional to 7,068.38, 10,602.77 and 1,874.25

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Solution

The fourth proportional to 7,068.38, 10,602.77 and 1,874.25 is: 2,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.38 : 10,602.77 = 1,874.25 : x
  2. Step 2: Convert to fraction form
    7,068.38/10,602.77 = 1,874.25/x
  3. Step 3: Cross multiply
    7,068.38x = 10,602.77 × 1,874.25
  4. Step 4: Simplify right side
    7,068.38x = 19,872,232.30
  5. Step 5: Solve for x
    x = 19,872,232.30/7,068.38
  6. Step 6: Final answer
    x = 2,811.43

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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.