Home / 11,444.04-15,791.47-6,407.56

Finding the Fourth Proportional to 11,444.04, 15,791.47 and 6,407.56

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Solution

The fourth proportional to 11,444.04, 15,791.47 and 6,407.56 is: 8,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.04 : 15,791.47 = 6,407.56 : x
  2. Step 2: Convert to fraction form
    11,444.04/15,791.47 = 6,407.56/x
  3. Step 3: Cross multiply
    11,444.04x = 15,791.47 × 6,407.56
  4. Step 4: Simplify right side
    11,444.04x = 101,184,791.51
  5. Step 5: Solve for x
    x = 101,184,791.51/11,444.04
  6. Step 6: Final answer
    x = 8,841.70

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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.