Home / 9,127.47-13,690.53-2,553.51

Finding the Fourth Proportional to 9,127.47, 13,690.53 and 2,553.51

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Solution

The fourth proportional to 9,127.47, 13,690.53 and 2,553.51 is: 3,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.47 : 13,690.53 = 2,553.51 : x
  2. Step 2: Convert to fraction form
    9,127.47/13,690.53 = 2,553.51/x
  3. Step 3: Cross multiply
    9,127.47x = 13,690.53 × 2,553.51
  4. Step 4: Simplify right side
    9,127.47x = 34,958,905.26
  5. Step 5: Solve for x
    x = 34,958,905.26/9,127.47
  6. Step 6: Final answer
    x = 3,830.08

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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.