Home / 8,356.08-11,531.21-4,579.23

Finding the Fourth Proportional to 8,356.08, 11,531.21 and 4,579.23

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Solution

The fourth proportional to 8,356.08, 11,531.21 and 4,579.23 is: 6,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.08 : 11,531.21 = 4,579.23 : x
  2. Step 2: Convert to fraction form
    8,356.08/11,531.21 = 4,579.23/x
  3. Step 3: Cross multiply
    8,356.08x = 11,531.21 × 4,579.23
  4. Step 4: Simplify right side
    8,356.08x = 52,804,074.22
  5. Step 5: Solve for x
    x = 52,804,074.22/8,356.08
  6. Step 6: Final answer
    x = 6,319.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.