Home / 7,289.29-10,034.89-6,954.54

Finding the Fourth Proportional to 7,289.29, 10,034.89 and 6,954.54

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Solution

The fourth proportional to 7,289.29, 10,034.89 and 6,954.54 is: 9,574.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.29 : 10,034.89 = 6,954.54 : x
  2. Step 2: Convert to fraction form
    7,289.29/10,034.89 = 6,954.54/x
  3. Step 3: Cross multiply
    7,289.29x = 10,034.89 × 6,954.54
  4. Step 4: Simplify right side
    7,289.29x = 69,788,043.90
  5. Step 5: Solve for x
    x = 69,788,043.90/7,289.29
  6. Step 6: Final answer
    x = 9,574.05

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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.