Home / 4,626.69-6,385.55-3,639.45

Finding the Fourth Proportional to 4,626.69, 6,385.55 and 3,639.45

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Solution

The fourth proportional to 4,626.69, 6,385.55 and 3,639.45 is: 5,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.69 : 6,385.55 = 3,639.45 : x
  2. Step 2: Convert to fraction form
    4,626.69/6,385.55 = 3,639.45/x
  3. Step 3: Cross multiply
    4,626.69x = 6,385.55 × 3,639.45
  4. Step 4: Simplify right side
    4,626.69x = 23,239,871.75
  5. Step 5: Solve for x
    x = 23,239,871.75/4,626.69
  6. Step 6: Final answer
    x = 5,023.00

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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.