Home / 2,053.36-3,080.76-1,065.70

Finding the Fourth Proportional to 2,053.36, 3,080.76 and 1,065.70

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Solution

The fourth proportional to 2,053.36, 3,080.76 and 1,065.70 is: 1,598.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.36 : 3,080.76 = 1,065.70 : x
  2. Step 2: Convert to fraction form
    2,053.36/3,080.76 = 1,065.70/x
  3. Step 3: Cross multiply
    2,053.36x = 3,080.76 × 1,065.70
  4. Step 4: Simplify right side
    2,053.36x = 3,283,165.93
  5. Step 5: Solve for x
    x = 3,283,165.93/2,053.36
  6. Step 6: Final answer
    x = 1,598.92

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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.