Home / 3,070.13-4,605.20-2,095.70

Finding the Fourth Proportional to 3,070.13, 4,605.20 and 2,095.70

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Solution

The fourth proportional to 3,070.13, 4,605.20 and 2,095.70 is: 3,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.13 : 4,605.20 = 2,095.70 : x
  2. Step 2: Convert to fraction form
    3,070.13/4,605.20 = 2,095.70/x
  3. Step 3: Cross multiply
    3,070.13x = 4,605.20 × 2,095.70
  4. Step 4: Simplify right side
    3,070.13x = 9,651,084.14
  5. Step 5: Solve for x
    x = 9,651,084.14/3,070.13
  6. Step 6: Final answer
    x = 3,143.55

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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.