Home / 1,820.04-2,511.70-1,034.20

Finding the Fourth Proportional to 1,820.04, 2,511.70 and 1,034.20

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Solution

The fourth proportional to 1,820.04, 2,511.70 and 1,034.20 is: 1,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.04 : 2,511.70 = 1,034.20 : x
  2. Step 2: Convert to fraction form
    1,820.04/2,511.70 = 1,034.20/x
  3. Step 3: Cross multiply
    1,820.04x = 2,511.70 × 1,034.20
  4. Step 4: Simplify right side
    1,820.04x = 2,597,600.14
  5. Step 5: Solve for x
    x = 2,597,600.14/1,820.04
  6. Step 6: Final answer
    x = 1,427.22

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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.