Home / 7,494.39-11,184.59-6,664.02

Finding the Fourth Proportional to 7,494.39, 11,184.59 and 6,664.02

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Solution

The fourth proportional to 7,494.39, 11,184.59 and 6,664.02 is: 9,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.39 : 11,184.59 = 6,664.02 : x
  2. Step 2: Convert to fraction form
    7,494.39/11,184.59 = 6,664.02/x
  3. Step 3: Cross multiply
    7,494.39x = 11,184.59 × 6,664.02
  4. Step 4: Simplify right side
    7,494.39x = 74,534,298.13
  5. Step 5: Solve for x
    x = 74,534,298.13/7,494.39
  6. Step 6: Final answer
    x = 9,945.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.