Home / 8,907.40-13,350.77-3,357.19

Finding the Fourth Proportional to 8,907.40, 13,350.77 and 3,357.19

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Solution

The fourth proportional to 8,907.40, 13,350.77 and 3,357.19 is: 5,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.40 : 13,350.77 = 3,357.19 : x
  2. Step 2: Convert to fraction form
    8,907.40/13,350.77 = 3,357.19/x
  3. Step 3: Cross multiply
    8,907.40x = 13,350.77 × 3,357.19
  4. Step 4: Simplify right side
    8,907.40x = 44,820,988.00
  5. Step 5: Solve for x
    x = 44,820,988.00/8,907.40
  6. Step 6: Final answer
    x = 5,031.89

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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.