Home / 8,724.93-12,041.21-4,949.32

Finding the Fourth Proportional to 8,724.93, 12,041.21 and 4,949.32

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Solution

The fourth proportional to 8,724.93, 12,041.21 and 4,949.32 is: 6,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.93 : 12,041.21 = 4,949.32 : x
  2. Step 2: Convert to fraction form
    8,724.93/12,041.21 = 4,949.32/x
  3. Step 3: Cross multiply
    8,724.93x = 12,041.21 × 4,949.32
  4. Step 4: Simplify right side
    8,724.93x = 59,595,778.48
  5. Step 5: Solve for x
    x = 59,595,778.48/8,724.93
  6. Step 6: Final answer
    x = 6,830.52

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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.