Home / 8,887.18-12,263.64-5,110.34

Finding the Fourth Proportional to 8,887.18, 12,263.64 and 5,110.34

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Solution

The fourth proportional to 8,887.18, 12,263.64 and 5,110.34 is: 7,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.18 : 12,263.64 = 5,110.34 : x
  2. Step 2: Convert to fraction form
    8,887.18/12,263.64 = 5,110.34/x
  3. Step 3: Cross multiply
    8,887.18x = 12,263.64 × 5,110.34
  4. Step 4: Simplify right side
    8,887.18x = 62,671,370.04
  5. Step 5: Solve for x
    x = 62,671,370.04/8,887.18
  6. Step 6: Final answer
    x = 7,051.88

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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.