Home / 2,370.16-3,553.88-2,166.50

Finding the Fourth Proportional to 2,370.16, 3,553.88 and 2,166.50

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Solution

The fourth proportional to 2,370.16, 3,553.88 and 2,166.50 is: 3,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.16 : 3,553.88 = 2,166.50 : x
  2. Step 2: Convert to fraction form
    2,370.16/3,553.88 = 2,166.50/x
  3. Step 3: Cross multiply
    2,370.16x = 3,553.88 × 2,166.50
  4. Step 4: Simplify right side
    2,370.16x = 7,699,459.08
  5. Step 5: Solve for x
    x = 7,699,459.08/2,370.16
  6. Step 6: Final answer
    x = 3,248.50

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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.