Home / 8,878.56-13,317.96-4,264.80

Finding the Fourth Proportional to 8,878.56, 13,317.96 and 4,264.80

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Solution

The fourth proportional to 8,878.56, 13,317.96 and 4,264.80 is: 6,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.56 : 13,317.96 = 4,264.80 : x
  2. Step 2: Convert to fraction form
    8,878.56/13,317.96 = 4,264.80/x
  3. Step 3: Cross multiply
    8,878.56x = 13,317.96 × 4,264.80
  4. Step 4: Simplify right side
    8,878.56x = 56,798,435.81
  5. Step 5: Solve for x
    x = 56,798,435.81/8,878.56
  6. Step 6: Final answer
    x = 6,397.26

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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.