Home / 1,056.42-1,577.60-1,044.96

Finding the Fourth Proportional to 1,056.42, 1,577.60 and 1,044.96

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Solution

The fourth proportional to 1,056.42, 1,577.60 and 1,044.96 is: 1,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.42 : 1,577.60 = 1,044.96 : x
  2. Step 2: Convert to fraction form
    1,056.42/1,577.60 = 1,044.96/x
  3. Step 3: Cross multiply
    1,056.42x = 1,577.60 × 1,044.96
  4. Step 4: Simplify right side
    1,056.42x = 1,648,528.90
  5. Step 5: Solve for x
    x = 1,648,528.90/1,056.42
  6. Step 6: Final answer
    x = 1,560.49

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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.