Home / 3,572.67-4,930.04-2,080.35

Finding the Fourth Proportional to 3,572.67, 4,930.04 and 2,080.35

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Solution

The fourth proportional to 3,572.67, 4,930.04 and 2,080.35 is: 2,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.67 : 4,930.04 = 2,080.35 : x
  2. Step 2: Convert to fraction form
    3,572.67/4,930.04 = 2,080.35/x
  3. Step 3: Cross multiply
    3,572.67x = 4,930.04 × 2,080.35
  4. Step 4: Simplify right side
    3,572.67x = 10,256,208.71
  5. Step 5: Solve for x
    x = 10,256,208.71/3,572.67
  6. Step 6: Final answer
    x = 2,870.74

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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.