Home / 4,417.75-6,624.60-1,643.77

Finding the Fourth Proportional to 4,417.75, 6,624.60 and 1,643.77

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Solution

The fourth proportional to 4,417.75, 6,624.60 and 1,643.77 is: 2,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.75 : 6,624.60 = 1,643.77 : x
  2. Step 2: Convert to fraction form
    4,417.75/6,624.60 = 1,643.77/x
  3. Step 3: Cross multiply
    4,417.75x = 6,624.60 × 1,643.77
  4. Step 4: Simplify right side
    4,417.75x = 10,889,318.74
  5. Step 5: Solve for x
    x = 10,889,318.74/4,417.75
  6. Step 6: Final answer
    x = 2,464.90

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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.