Home / 2,909.27-4,014.80-1,582.97

Finding the Fourth Proportional to 2,909.27, 4,014.80 and 1,582.97

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Solution

The fourth proportional to 2,909.27, 4,014.80 and 1,582.97 is: 2,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.27 : 4,014.80 = 1,582.97 : x
  2. Step 2: Convert to fraction form
    2,909.27/4,014.80 = 1,582.97/x
  3. Step 3: Cross multiply
    2,909.27x = 4,014.80 × 1,582.97
  4. Step 4: Simplify right side
    2,909.27x = 6,355,300.04
  5. Step 5: Solve for x
    x = 6,355,300.04/2,909.27
  6. Step 6: Final answer
    x = 2,184.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.