Home / 3,070.14-4,239.28-2,503.06

Finding the Fourth Proportional to 3,070.14, 4,239.28 and 2,503.06

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Solution

The fourth proportional to 3,070.14, 4,239.28 and 2,503.06 is: 3,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.14 : 4,239.28 = 2,503.06 : x
  2. Step 2: Convert to fraction form
    3,070.14/4,239.28 = 2,503.06/x
  3. Step 3: Cross multiply
    3,070.14x = 4,239.28 × 2,503.06
  4. Step 4: Simplify right side
    3,070.14x = 10,611,172.20
  5. Step 5: Solve for x
    x = 10,611,172.20/3,070.14
  6. Step 6: Final answer
    x = 3,456.25

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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.