Home / 3,503.55-5,252.69-1,653.61

Finding the Fourth Proportional to 3,503.55, 5,252.69 and 1,653.61

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Solution

The fourth proportional to 3,503.55, 5,252.69 and 1,653.61 is: 2,479.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.55 : 5,252.69 = 1,653.61 : x
  2. Step 2: Convert to fraction form
    3,503.55/5,252.69 = 1,653.61/x
  3. Step 3: Cross multiply
    3,503.55x = 5,252.69 × 1,653.61
  4. Step 4: Simplify right side
    3,503.55x = 8,685,900.71
  5. Step 5: Solve for x
    x = 8,685,900.71/3,503.55
  6. Step 6: Final answer
    x = 2,479.17

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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.