Home / 3,802.36-5,246.03-2,123.50

Finding the Fourth Proportional to 3,802.36, 5,246.03 and 2,123.50

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Solution

The fourth proportional to 3,802.36, 5,246.03 and 2,123.50 is: 2,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.36 : 5,246.03 = 2,123.50 : x
  2. Step 2: Convert to fraction form
    3,802.36/5,246.03 = 2,123.50/x
  3. Step 3: Cross multiply
    3,802.36x = 5,246.03 × 2,123.50
  4. Step 4: Simplify right side
    3,802.36x = 11,139,934.09
  5. Step 5: Solve for x
    x = 11,139,934.09/3,802.36
  6. Step 6: Final answer
    x = 2,929.74

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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.