Home / 3,561.70-4,913.41-2,303.84

Finding the Fourth Proportional to 3,561.70, 4,913.41 and 2,303.84

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Solution

The fourth proportional to 3,561.70, 4,913.41 and 2,303.84 is: 3,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.70 : 4,913.41 = 2,303.84 : x
  2. Step 2: Convert to fraction form
    3,561.70/4,913.41 = 2,303.84/x
  3. Step 3: Cross multiply
    3,561.70x = 4,913.41 × 2,303.84
  4. Step 4: Simplify right side
    3,561.70x = 11,319,721.34
  5. Step 5: Solve for x
    x = 11,319,721.34/3,561.70
  6. Step 6: Final answer
    x = 3,178.18

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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.