Home / 8,867.15-12,237.19-5,090.32

Finding the Fourth Proportional to 8,867.15, 12,237.19 and 5,090.32

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Solution

The fourth proportional to 8,867.15, 12,237.19 and 5,090.32 is: 7,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.15 : 12,237.19 = 5,090.32 : x
  2. Step 2: Convert to fraction form
    8,867.15/12,237.19 = 5,090.32/x
  3. Step 3: Cross multiply
    8,867.15x = 12,237.19 × 5,090.32
  4. Step 4: Simplify right side
    8,867.15x = 62,291,215.57
  5. Step 5: Solve for x
    x = 62,291,215.57/8,867.15
  6. Step 6: Final answer
    x = 7,024.94

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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.