Home / 1,434.96-2,153.25-569.34

Finding the Fourth Proportional to 1,434.96, 2,153.25 and 569.34

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Solution

The fourth proportional to 1,434.96, 2,153.25 and 569.34 is: 854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434.96 : 2,153.25 = 569.34 : x
  2. Step 2: Convert to fraction form
    1,434.96/2,153.25 = 569.34/x
  3. Step 3: Cross multiply
    1,434.96x = 2,153.25 × 569.34
  4. Step 4: Simplify right side
    1,434.96x = 1,225,931.36
  5. Step 5: Solve for x
    x = 1,225,931.36/1,434.96
  6. Step 6: Final answer
    x = 854.33

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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.