Home / 10,054.13-13,874.46-5,577.77

Finding the Fourth Proportional to 10,054.13, 13,874.46 and 5,577.77

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Solution

The fourth proportional to 10,054.13, 13,874.46 and 5,577.77 is: 7,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,054.13 : 13,874.46 = 5,577.77 : x
  2. Step 2: Convert to fraction form
    10,054.13/13,874.46 = 5,577.77/x
  3. Step 3: Cross multiply
    10,054.13x = 13,874.46 × 5,577.77
  4. Step 4: Simplify right side
    10,054.13x = 77,388,477.38
  5. Step 5: Solve for x
    x = 77,388,477.38/10,054.13
  6. Step 6: Final answer
    x = 7,697.19

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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.