Home / 1,575.23-2,354.35-1,376.02

Finding the Fourth Proportional to 1,575.23, 2,354.35 and 1,376.02

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Solution

The fourth proportional to 1,575.23, 2,354.35 and 1,376.02 is: 2,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.23 : 2,354.35 = 1,376.02 : x
  2. Step 2: Convert to fraction form
    1,575.23/2,354.35 = 1,376.02/x
  3. Step 3: Cross multiply
    1,575.23x = 2,354.35 × 1,376.02
  4. Step 4: Simplify right side
    1,575.23x = 3,239,630.24
  5. Step 5: Solve for x
    x = 3,239,630.24/1,575.23
  6. Step 6: Final answer
    x = 2,056.61

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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.