Home / 3,609.18-5,410.13-1,417.05

Finding the Fourth Proportional to 3,609.18, 5,410.13 and 1,417.05

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Solution

The fourth proportional to 3,609.18, 5,410.13 and 1,417.05 is: 2,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.18 : 5,410.13 = 1,417.05 : x
  2. Step 2: Convert to fraction form
    3,609.18/5,410.13 = 1,417.05/x
  3. Step 3: Cross multiply
    3,609.18x = 5,410.13 × 1,417.05
  4. Step 4: Simplify right side
    3,609.18x = 7,666,417.63
  5. Step 5: Solve for x
    x = 7,666,417.63/3,609.18
  6. Step 6: Final answer
    x = 2,124.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.