Home / 7,386.18-10,194.20-7,054.02

Finding the Fourth Proportional to 7,386.18, 10,194.20 and 7,054.02

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Solution

The fourth proportional to 7,386.18, 10,194.20 and 7,054.02 is: 9,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.18 : 10,194.20 = 7,054.02 : x
  2. Step 2: Convert to fraction form
    7,386.18/10,194.20 = 7,054.02/x
  3. Step 3: Cross multiply
    7,386.18x = 10,194.20 × 7,054.02
  4. Step 4: Simplify right side
    7,386.18x = 71,910,055.41
  5. Step 5: Solve for x
    x = 71,910,055.41/7,386.18
  6. Step 6: Final answer
    x = 9,735.76

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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.