Home / 9,999.12-14,996.07-2,977.23

Finding the Fourth Proportional to 9,999.12, 14,996.07 and 2,977.23

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Solution

The fourth proportional to 9,999.12, 14,996.07 and 2,977.23 is: 4,465.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999.12 : 14,996.07 = 2,977.23 : x
  2. Step 2: Convert to fraction form
    9,999.12/14,996.07 = 2,977.23/x
  3. Step 3: Cross multiply
    9,999.12x = 14,996.07 × 2,977.23
  4. Step 4: Simplify right side
    9,999.12x = 44,646,749.49
  5. Step 5: Solve for x
    x = 44,646,749.49/9,999.12
  6. Step 6: Final answer
    x = 4,465.07

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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.