Home / 1,696.10-2,342.86-1,302.63

Finding the Fourth Proportional to 1,696.10, 2,342.86 and 1,302.63

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Solution

The fourth proportional to 1,696.10, 2,342.86 and 1,302.63 is: 1,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.10 : 2,342.86 = 1,302.63 : x
  2. Step 2: Convert to fraction form
    1,696.10/2,342.86 = 1,302.63/x
  3. Step 3: Cross multiply
    1,696.10x = 2,342.86 × 1,302.63
  4. Step 4: Simplify right side
    1,696.10x = 3,051,879.72
  5. Step 5: Solve for x
    x = 3,051,879.72/1,696.10
  6. Step 6: Final answer
    x = 1,799.35

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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.