Home / 8,877.36-13,314.30-2,953.32

Finding the Fourth Proportional to 8,877.36, 13,314.30 and 2,953.32

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Solution

The fourth proportional to 8,877.36, 13,314.30 and 2,953.32 is: 4,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.36 : 13,314.30 = 2,953.32 : x
  2. Step 2: Convert to fraction form
    8,877.36/13,314.30 = 2,953.32/x
  3. Step 3: Cross multiply
    8,877.36x = 13,314.30 × 2,953.32
  4. Step 4: Simplify right side
    8,877.36x = 39,321,388.48
  5. Step 5: Solve for x
    x = 39,321,388.48/8,877.36
  6. Step 6: Final answer
    x = 4,429.40

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1.5x scale

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.