Home / 2,909.35-4,014.95-1,583.07

Finding the Fourth Proportional to 2,909.35, 4,014.95 and 1,583.07

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Solution

The fourth proportional to 2,909.35, 4,014.95 and 1,583.07 is: 2,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.35 : 4,014.95 = 1,583.07 : x
  2. Step 2: Convert to fraction form
    2,909.35/4,014.95 = 1,583.07/x
  3. Step 3: Cross multiply
    2,909.35x = 4,014.95 × 1,583.07
  4. Step 4: Simplify right side
    2,909.35x = 6,355,946.90
  5. Step 5: Solve for x
    x = 6,355,946.90/2,909.35
  6. Step 6: Final answer
    x = 2,184.66

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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.