Home / 1,708.83-2,358.11-1,036.80

Finding the Fourth Proportional to 1,708.83, 2,358.11 and 1,036.80

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Solution

The fourth proportional to 1,708.83, 2,358.11 and 1,036.80 is: 1,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.83 : 2,358.11 = 1,036.80 : x
  2. Step 2: Convert to fraction form
    1,708.83/2,358.11 = 1,036.80/x
  3. Step 3: Cross multiply
    1,708.83x = 2,358.11 × 1,036.80
  4. Step 4: Simplify right side
    1,708.83x = 2,444,883.26
  5. Step 5: Solve for x
    x = 2,444,883.26/1,708.83
  6. Step 6: Final answer
    x = 1,430.74

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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.