Home / 2,896.19-4,345.10-949.76

Finding the Fourth Proportional to 2,896.19, 4,345.10 and 949.76

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Solution

The fourth proportional to 2,896.19, 4,345.10 and 949.76 is: 1,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.19 : 4,345.10 = 949.76 : x
  2. Step 2: Convert to fraction form
    2,896.19/4,345.10 = 949.76/x
  3. Step 3: Cross multiply
    2,896.19x = 4,345.10 × 949.76
  4. Step 4: Simplify right side
    2,896.19x = 4,126,802.18
  5. Step 5: Solve for x
    x = 4,126,802.18/2,896.19
  6. Step 6: Final answer
    x = 1,424.91

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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.