Home / 1,644.48-2,445.58-1,592.57

Finding the Fourth Proportional to 1,644.48, 2,445.58 and 1,592.57

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Solution

The fourth proportional to 1,644.48, 2,445.58 and 1,592.57 is: 2,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.48 : 2,445.58 = 1,592.57 : x
  2. Step 2: Convert to fraction form
    1,644.48/2,445.58 = 1,592.57/x
  3. Step 3: Cross multiply
    1,644.48x = 2,445.58 × 1,592.57
  4. Step 4: Simplify right side
    1,644.48x = 3,894,760.40
  5. Step 5: Solve for x
    x = 3,894,760.40/1,644.48
  6. Step 6: Final answer
    x = 2,368.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.