Home / 3,606.85-5,411.57-1,417.07

Finding the Fourth Proportional to 3,606.85, 5,411.57 and 1,417.07

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Solution

The fourth proportional to 3,606.85, 5,411.57 and 1,417.07 is: 2,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.85 : 5,411.57 = 1,417.07 : x
  2. Step 2: Convert to fraction form
    3,606.85/5,411.57 = 1,417.07/x
  3. Step 3: Cross multiply
    3,606.85x = 5,411.57 × 1,417.07
  4. Step 4: Simplify right side
    3,606.85x = 7,668,573.50
  5. Step 5: Solve for x
    x = 7,668,573.50/3,606.85
  6. Step 6: Final answer
    x = 2,126.11

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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.