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Finding the Fourth Proportional to 3,676.04, 5,062.80 and 3,417.70

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Solution

The fourth proportional to 3,676.04, 5,062.80 and 3,417.70 is: 4,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.04 : 5,062.80 = 3,417.70 : x
  2. Step 2: Convert to fraction form
    3,676.04/5,062.80 = 3,417.70/x
  3. Step 3: Cross multiply
    3,676.04x = 5,062.80 × 3,417.70
  4. Step 4: Simplify right side
    3,676.04x = 17,303,131.56
  5. Step 5: Solve for x
    x = 17,303,131.56/3,676.04
  6. Step 6: Final answer
    x = 4,707.00

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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.