Home / 3,370.13-5,055.21-1,030.49

Finding the Fourth Proportional to 3,370.13, 5,055.21 and 1,030.49

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Solution

The fourth proportional to 3,370.13, 5,055.21 and 1,030.49 is: 1,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.13 : 5,055.21 = 1,030.49 : x
  2. Step 2: Convert to fraction form
    3,370.13/5,055.21 = 1,030.49/x
  3. Step 3: Cross multiply
    3,370.13x = 5,055.21 × 1,030.49
  4. Step 4: Simplify right side
    3,370.13x = 5,209,343.35
  5. Step 5: Solve for x
    x = 5,209,343.35/3,370.13
  6. Step 6: Final answer
    x = 1,545.74

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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.