Home / 9,742.66-13,444.77-5,551

Finding the Fourth Proportional to 9,742.66, 13,444.77 and 5,551

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Solution

The fourth proportional to 9,742.66, 13,444.77 and 5,551 is: 7,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.66 : 13,444.77 = 5,551 : x
  2. Step 2: Convert to fraction form
    9,742.66/13,444.77 = 5,551/x
  3. Step 3: Cross multiply
    9,742.66x = 13,444.77 × 5,551
  4. Step 4: Simplify right side
    9,742.66x = 74,631,918.27
  5. Step 5: Solve for x
    x = 74,631,918.27/9,742.66
  6. Step 6: Final answer
    x = 7,660.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.