Home / 2,045.50-3,069.19-1,582.58

Finding the Fourth Proportional to 2,045.50, 3,069.19 and 1,582.58

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Solution

The fourth proportional to 2,045.50, 3,069.19 and 1,582.58 is: 2,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.50 : 3,069.19 = 1,582.58 : x
  2. Step 2: Convert to fraction form
    2,045.50/3,069.19 = 1,582.58/x
  3. Step 3: Cross multiply
    2,045.50x = 3,069.19 × 1,582.58
  4. Step 4: Simplify right side
    2,045.50x = 4,857,238.71
  5. Step 5: Solve for x
    x = 4,857,238.71/2,045.50
  6. Step 6: Final answer
    x = 2,374.60

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1.5x scale

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.