Home / 8,903.22-12,285.32-4,924.40

Finding the Fourth Proportional to 8,903.22, 12,285.32 and 4,924.40

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Solution

The fourth proportional to 8,903.22, 12,285.32 and 4,924.40 is: 6,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.22 : 12,285.32 = 4,924.40 : x
  2. Step 2: Convert to fraction form
    8,903.22/12,285.32 = 4,924.40/x
  3. Step 3: Cross multiply
    8,903.22x = 12,285.32 × 4,924.40
  4. Step 4: Simplify right side
    8,903.22x = 60,497,829.81
  5. Step 5: Solve for x
    x = 60,497,829.81/8,903.22
  6. Step 6: Final answer
    x = 6,795.05

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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.