Home / 1,056.44-1,469.54-1,036.40

Finding the Fourth Proportional to 1,056.44, 1,469.54 and 1,036.40

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Solution

The fourth proportional to 1,056.44, 1,469.54 and 1,036.40 is: 1,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.44 : 1,469.54 = 1,036.40 : x
  2. Step 2: Convert to fraction form
    1,056.44/1,469.54 = 1,036.40/x
  3. Step 3: Cross multiply
    1,056.44x = 1,469.54 × 1,036.40
  4. Step 4: Simplify right side
    1,056.44x = 1,523,026.50
  5. Step 5: Solve for x
    x = 1,523,026.50/1,056.44
  6. Step 6: Final answer
    x = 1,441.66

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.