Home / 8,899.32-13,345.26-3,056.40

Finding the Fourth Proportional to 8,899.32, 13,345.26 and 3,056.40

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Solution

The fourth proportional to 8,899.32, 13,345.26 and 3,056.40 is: 4,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.32 : 13,345.26 = 3,056.40 : x
  2. Step 2: Convert to fraction form
    8,899.32/13,345.26 = 3,056.40/x
  3. Step 3: Cross multiply
    8,899.32x = 13,345.26 × 3,056.40
  4. Step 4: Simplify right side
    8,899.32x = 40,788,452.66
  5. Step 5: Solve for x
    x = 40,788,452.66/8,899.32
  6. Step 6: Final answer
    x = 4,583.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.