Home / 1,835.60-2,534.28-1,313.36

Finding the Fourth Proportional to 1,835.60, 2,534.28 and 1,313.36

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Solution

The fourth proportional to 1,835.60, 2,534.28 and 1,313.36 is: 1,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.60 : 2,534.28 = 1,313.36 : x
  2. Step 2: Convert to fraction form
    1,835.60/2,534.28 = 1,313.36/x
  3. Step 3: Cross multiply
    1,835.60x = 2,534.28 × 1,313.36
  4. Step 4: Simplify right side
    1,835.60x = 3,328,421.98
  5. Step 5: Solve for x
    x = 3,328,421.98/1,835.60
  6. Step 6: Final answer
    x = 1,813.26

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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.