Home / 8,127.58-11,212.19-5,293.93

Finding the Fourth Proportional to 8,127.58, 11,212.19 and 5,293.93

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Solution

The fourth proportional to 8,127.58, 11,212.19 and 5,293.93 is: 7,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.58 : 11,212.19 = 5,293.93 : x
  2. Step 2: Convert to fraction form
    8,127.58/11,212.19 = 5,293.93/x
  3. Step 3: Cross multiply
    8,127.58x = 11,212.19 × 5,293.93
  4. Step 4: Simplify right side
    8,127.58x = 59,356,549.01
  5. Step 5: Solve for x
    x = 59,356,549.01/8,127.58
  6. Step 6: Final answer
    x = 7,303.10

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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.