Home / 7,026.81-9,697.10-3,883.07

Finding the Fourth Proportional to 7,026.81, 9,697.10 and 3,883.07

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Solution

The fourth proportional to 7,026.81, 9,697.10 and 3,883.07 is: 5,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.81 : 9,697.10 = 3,883.07 : x
  2. Step 2: Convert to fraction form
    7,026.81/9,697.10 = 3,883.07/x
  3. Step 3: Cross multiply
    7,026.81x = 9,697.10 × 3,883.07
  4. Step 4: Simplify right side
    7,026.81x = 37,654,518.10
  5. Step 5: Solve for x
    x = 37,654,518.10/7,026.81
  6. Step 6: Final answer
    x = 5,358.69

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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.