Home / 2,888.33-4,312.79-2,296.67

Finding the Fourth Proportional to 2,888.33, 4,312.79 and 2,296.67

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Solution

The fourth proportional to 2,888.33, 4,312.79 and 2,296.67 is: 3,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.33 : 4,312.79 = 2,296.67 : x
  2. Step 2: Convert to fraction form
    2,888.33/4,312.79 = 2,296.67/x
  3. Step 3: Cross multiply
    2,888.33x = 4,312.79 × 2,296.67
  4. Step 4: Simplify right side
    2,888.33x = 9,905,039.59
  5. Step 5: Solve for x
    x = 9,905,039.59/2,888.33
  6. Step 6: Final answer
    x = 3,429.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.