Home / 3,709.08-5,118.53-2,030.49

Finding the Fourth Proportional to 3,709.08, 5,118.53 and 2,030.49

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Solution

The fourth proportional to 3,709.08, 5,118.53 and 2,030.49 is: 2,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.08 : 5,118.53 = 2,030.49 : x
  2. Step 2: Convert to fraction form
    3,709.08/5,118.53 = 2,030.49/x
  3. Step 3: Cross multiply
    3,709.08x = 5,118.53 × 2,030.49
  4. Step 4: Simplify right side
    3,709.08x = 10,393,129.06
  5. Step 5: Solve for x
    x = 10,393,129.06/3,709.08
  6. Step 6: Final answer
    x = 2,802.08

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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.