Home / 11,292.04-15,577.77-7,314.49

Finding the Fourth Proportional to 11,292.04, 15,577.77 and 7,314.49

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Solution

The fourth proportional to 11,292.04, 15,577.77 and 7,314.49 is: 10,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.04 : 15,577.77 = 7,314.49 : x
  2. Step 2: Convert to fraction form
    11,292.04/15,577.77 = 7,314.49/x
  3. Step 3: Cross multiply
    11,292.04x = 15,577.77 × 7,314.49
  4. Step 4: Simplify right side
    11,292.04x = 113,943,442.89
  5. Step 5: Solve for x
    x = 113,943,442.89/11,292.04
  6. Step 6: Final answer
    x = 10,090.60

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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.