Home / 7,810.12-11,718.30-4,696.04

Finding the Fourth Proportional to 7,810.12, 11,718.30 and 4,696.04

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Solution

The fourth proportional to 7,810.12, 11,718.30 and 4,696.04 is: 7,045.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810.12 : 11,718.30 = 4,696.04 : x
  2. Step 2: Convert to fraction form
    7,810.12/11,718.30 = 4,696.04/x
  3. Step 3: Cross multiply
    7,810.12x = 11,718.30 × 4,696.04
  4. Step 4: Simplify right side
    7,810.12x = 55,029,605.53
  5. Step 5: Solve for x
    x = 55,029,605.53/7,810.12
  6. Step 6: Final answer
    x = 7,045.94

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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.