Home / 9,150.84-12,628.26-4,959.10

Finding the Fourth Proportional to 9,150.84, 12,628.26 and 4,959.10

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Solution

The fourth proportional to 9,150.84, 12,628.26 and 4,959.10 is: 6,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.84 : 12,628.26 = 4,959.10 : x
  2. Step 2: Convert to fraction form
    9,150.84/12,628.26 = 4,959.10/x
  3. Step 3: Cross multiply
    9,150.84x = 12,628.26 × 4,959.10
  4. Step 4: Simplify right side
    9,150.84x = 62,624,804.17
  5. Step 5: Solve for x
    x = 62,624,804.17/9,150.84
  6. Step 6: Final answer
    x = 6,843.61

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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.