Home / 2,332.36-3,215.50-1,668.06

Finding the Fourth Proportional to 2,332.36, 3,215.50 and 1,668.06

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Solution

The fourth proportional to 2,332.36, 3,215.50 and 1,668.06 is: 2,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.36 : 3,215.50 = 1,668.06 : x
  2. Step 2: Convert to fraction form
    2,332.36/3,215.50 = 1,668.06/x
  3. Step 3: Cross multiply
    2,332.36x = 3,215.50 × 1,668.06
  4. Step 4: Simplify right side
    2,332.36x = 5,363,642.76
  5. Step 5: Solve for x
    x = 5,363,642.76/2,332.36
  6. Step 6: Final answer
    x = 2,299.66

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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.