Home / 7,098.06-10,639.56-3,392.46

Finding the Fourth Proportional to 7,098.06, 10,639.56 and 3,392.46

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Solution

The fourth proportional to 7,098.06, 10,639.56 and 3,392.46 is: 5,085.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.06 : 10,639.56 = 3,392.46 : x
  2. Step 2: Convert to fraction form
    7,098.06/10,639.56 = 3,392.46/x
  3. Step 3: Cross multiply
    7,098.06x = 10,639.56 × 3,392.46
  4. Step 4: Simplify right side
    7,098.06x = 36,094,281.72
  5. Step 5: Solve for x
    x = 36,094,281.72/7,098.06
  6. Step 6: Final answer
    x = 5,085.09

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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.