Home / 8,383.04-12,585.56-5,622.08

Finding the Fourth Proportional to 8,383.04, 12,585.56 and 5,622.08

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Solution

The fourth proportional to 8,383.04, 12,585.56 and 5,622.08 is: 8,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.04 : 12,585.56 = 5,622.08 : x
  2. Step 2: Convert to fraction form
    8,383.04/12,585.56 = 5,622.08/x
  3. Step 3: Cross multiply
    8,383.04x = 12,585.56 × 5,622.08
  4. Step 4: Simplify right side
    8,383.04x = 70,756,965.75
  5. Step 5: Solve for x
    x = 70,756,965.75/8,383.04
  6. Step 6: Final answer
    x = 8,440.49

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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.