Home / 1,907.10-2,864.30-1,582.52

Finding the Fourth Proportional to 1,907.10, 2,864.30 and 1,582.52

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Solution

The fourth proportional to 1,907.10, 2,864.30 and 1,582.52 is: 2,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.10 : 2,864.30 = 1,582.52 : x
  2. Step 2: Convert to fraction form
    1,907.10/2,864.30 = 1,582.52/x
  3. Step 3: Cross multiply
    1,907.10x = 2,864.30 × 1,582.52
  4. Step 4: Simplify right side
    1,907.10x = 4,532,789.80
  5. Step 5: Solve for x
    x = 4,532,789.80/1,907.10
  6. Step 6: Final answer
    x = 2,376.80

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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.