Home / 10,114.35-13,957.62-5,577.18

Finding the Fourth Proportional to 10,114.35, 13,957.62 and 5,577.18

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Solution

The fourth proportional to 10,114.35, 13,957.62 and 5,577.18 is: 7,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.35 : 13,957.62 = 5,577.18 : x
  2. Step 2: Convert to fraction form
    10,114.35/13,957.62 = 5,577.18/x
  3. Step 3: Cross multiply
    10,114.35x = 13,957.62 × 5,577.18
  4. Step 4: Simplify right side
    10,114.35x = 77,844,159.11
  5. Step 5: Solve for x
    x = 77,844,159.11/10,114.35
  6. Step 6: Final answer
    x = 7,696.41

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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.