Home / 2,868.06-4,302.48-1,307.16

Finding the Fourth Proportional to 2,868.06, 4,302.48 and 1,307.16

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Solution

The fourth proportional to 2,868.06, 4,302.48 and 1,307.16 is: 1,960.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.06 : 4,302.48 = 1,307.16 : x
  2. Step 2: Convert to fraction form
    2,868.06/4,302.48 = 1,307.16/x
  3. Step 3: Cross multiply
    2,868.06x = 4,302.48 × 1,307.16
  4. Step 4: Simplify right side
    2,868.06x = 5,624,029.76
  5. Step 5: Solve for x
    x = 5,624,029.76/2,868.06
  6. Step 6: Final answer
    x = 1,960.92

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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.