Home / 8,696.07-12,000.65-5,110.07

Finding the Fourth Proportional to 8,696.07, 12,000.65 and 5,110.07

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Solution

The fourth proportional to 8,696.07, 12,000.65 and 5,110.07 is: 7,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.07 : 12,000.65 = 5,110.07 : x
  2. Step 2: Convert to fraction form
    8,696.07/12,000.65 = 5,110.07/x
  3. Step 3: Cross multiply
    8,696.07x = 12,000.65 × 5,110.07
  4. Step 4: Simplify right side
    8,696.07x = 61,324,075.99
  5. Step 5: Solve for x
    x = 61,324,075.99/8,696.07
  6. Step 6: Final answer
    x = 7,051.93

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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.