Home / 1,535.23-2,302.44-561.34

Finding the Fourth Proportional to 1,535.23, 2,302.44 and 561.34

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Solution

The fourth proportional to 1,535.23, 2,302.44 and 561.34 is: 841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.23 : 2,302.44 = 561.34 : x
  2. Step 2: Convert to fraction form
    1,535.23/2,302.44 = 561.34/x
  3. Step 3: Cross multiply
    1,535.23x = 2,302.44 × 561.34
  4. Step 4: Simplify right side
    1,535.23x = 1,292,451.67
  5. Step 5: Solve for x
    x = 1,292,451.67/1,535.23
  6. Step 6: Final answer
    x = 841.86

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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.