Home / 8,878.98-13,322.40-4,661.24

Finding the Fourth Proportional to 8,878.98, 13,322.40 and 4,661.24

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Solution

The fourth proportional to 8,878.98, 13,322.40 and 4,661.24 is: 6,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.98 : 13,322.40 = 4,661.24 : x
  2. Step 2: Convert to fraction form
    8,878.98/13,322.40 = 4,661.24/x
  3. Step 3: Cross multiply
    8,878.98x = 13,322.40 × 4,661.24
  4. Step 4: Simplify right side
    8,878.98x = 62,098,903.78
  5. Step 5: Solve for x
    x = 62,098,903.78/8,878.98
  6. Step 6: Final answer
    x = 6,993.92

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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.