Home / 7,436.04-11,153.10-1,888.90

Finding the Fourth Proportional to 7,436.04, 11,153.10 and 1,888.90

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Solution

The fourth proportional to 7,436.04, 11,153.10 and 1,888.90 is: 2,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.04 : 11,153.10 = 1,888.90 : x
  2. Step 2: Convert to fraction form
    7,436.04/11,153.10 = 1,888.90/x
  3. Step 3: Cross multiply
    7,436.04x = 11,153.10 × 1,888.90
  4. Step 4: Simplify right side
    7,436.04x = 21,067,090.59
  5. Step 5: Solve for x
    x = 21,067,090.59/7,436.04
  6. Step 6: Final answer
    x = 2,833.11

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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.