Home / 9,742.08-13,444.48-5,551.36

Finding the Fourth Proportional to 9,742.08, 13,444.48 and 5,551.36

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Solution

The fourth proportional to 9,742.08, 13,444.48 and 5,551.36 is: 7,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.08 : 13,444.48 = 5,551.36 : x
  2. Step 2: Convert to fraction form
    9,742.08/13,444.48 = 5,551.36/x
  3. Step 3: Cross multiply
    9,742.08x = 13,444.48 × 5,551.36
  4. Step 4: Simplify right side
    9,742.08x = 74,635,148.49
  5. Step 5: Solve for x
    x = 74,635,148.49/9,742.08
  6. Step 6: Final answer
    x = 7,661.11

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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.