Home / 7,577.15-11,365.73-2,312.19

Finding the Fourth Proportional to 7,577.15, 11,365.73 and 2,312.19

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Solution

The fourth proportional to 7,577.15, 11,365.73 and 2,312.19 is: 3,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.15 : 11,365.73 = 2,312.19 : x
  2. Step 2: Convert to fraction form
    7,577.15/11,365.73 = 2,312.19/x
  3. Step 3: Cross multiply
    7,577.15x = 11,365.73 × 2,312.19
  4. Step 4: Simplify right side
    7,577.15x = 26,279,683.72
  5. Step 5: Solve for x
    x = 26,279,683.72/7,577.15
  6. Step 6: Final answer
    x = 3,468.28

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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.