Home / 3,504.59-5,253.63-1,314.77

Finding the Fourth Proportional to 3,504.59, 5,253.63 and 1,314.77

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Solution

The fourth proportional to 3,504.59, 5,253.63 and 1,314.77 is: 1,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.59 : 5,253.63 = 1,314.77 : x
  2. Step 2: Convert to fraction form
    3,504.59/5,253.63 = 1,314.77/x
  3. Step 3: Cross multiply
    3,504.59x = 5,253.63 × 1,314.77
  4. Step 4: Simplify right side
    3,504.59x = 6,907,315.12
  5. Step 5: Solve for x
    x = 6,907,315.12/3,504.59
  6. Step 6: Final answer
    x = 1,970.93

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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.