Home / 7,073.48-10,610.36-2,142.84

Finding the Fourth Proportional to 7,073.48, 10,610.36 and 2,142.84

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Solution

The fourth proportional to 7,073.48, 10,610.36 and 2,142.84 is: 3,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.48 : 10,610.36 = 2,142.84 : x
  2. Step 2: Convert to fraction form
    7,073.48/10,610.36 = 2,142.84/x
  3. Step 3: Cross multiply
    7,073.48x = 10,610.36 × 2,142.84
  4. Step 4: Simplify right side
    7,073.48x = 22,736,303.82
  5. Step 5: Solve for x
    x = 22,736,303.82/7,073.48
  6. Step 6: Final answer
    x = 3,214.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.