Home / 8,837.10-13,303.85-7,631.82

Finding the Fourth Proportional to 8,837.10, 13,303.85 and 7,631.82

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Solution

The fourth proportional to 8,837.10, 13,303.85 and 7,631.82 is: 11,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.10 : 13,303.85 = 7,631.82 : x
  2. Step 2: Convert to fraction form
    8,837.10/13,303.85 = 7,631.82/x
  3. Step 3: Cross multiply
    8,837.10x = 13,303.85 × 7,631.82
  4. Step 4: Simplify right side
    8,837.10x = 101,532,550.35
  5. Step 5: Solve for x
    x = 101,532,550.35/8,837.10
  6. Step 6: Final answer
    x = 11,489.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.