Home / 7,875.06-11,805.33-2,677.32

Finding the Fourth Proportional to 7,875.06, 11,805.33 and 2,677.32

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Solution

The fourth proportional to 7,875.06, 11,805.33 and 2,677.32 is: 4,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875.06 : 11,805.33 = 2,677.32 : x
  2. Step 2: Convert to fraction form
    7,875.06/11,805.33 = 2,677.32/x
  3. Step 3: Cross multiply
    7,875.06x = 11,805.33 × 2,677.32
  4. Step 4: Simplify right side
    7,875.06x = 31,606,646.12
  5. Step 5: Solve for x
    x = 31,606,646.12/7,875.06
  6. Step 6: Final answer
    x = 4,013.51

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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.