Home / 3,368.34-4,647.45-2,110.02

Finding the Fourth Proportional to 3,368.34, 4,647.45 and 2,110.02

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Solution

The fourth proportional to 3,368.34, 4,647.45 and 2,110.02 is: 2,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.34 : 4,647.45 = 2,110.02 : x
  2. Step 2: Convert to fraction form
    3,368.34/4,647.45 = 2,110.02/x
  3. Step 3: Cross multiply
    3,368.34x = 4,647.45 × 2,110.02
  4. Step 4: Simplify right side
    3,368.34x = 9,806,212.45
  5. Step 5: Solve for x
    x = 9,806,212.45/3,368.34
  6. Step 6: Final answer
    x = 2,911.29

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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.