Home / 2,909.42-4,014.60-1,714.70

Finding the Fourth Proportional to 2,909.42, 4,014.60 and 1,714.70

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Solution

The fourth proportional to 2,909.42, 4,014.60 and 1,714.70 is: 2,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.42 : 4,014.60 = 1,714.70 : x
  2. Step 2: Convert to fraction form
    2,909.42/4,014.60 = 1,714.70/x
  3. Step 3: Cross multiply
    2,909.42x = 4,014.60 × 1,714.70
  4. Step 4: Simplify right side
    2,909.42x = 6,883,838.23
  5. Step 5: Solve for x
    x = 6,883,838.23/2,909.42
  6. Step 6: Final answer
    x = 2,366.05

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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.