Home / 3,714.53-5,571.99-1,117.40

Finding the Fourth Proportional to 3,714.53, 5,571.99 and 1,117.40

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Solution

The fourth proportional to 3,714.53, 5,571.99 and 1,117.40 is: 1,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.53 : 5,571.99 = 1,117.40 : x
  2. Step 2: Convert to fraction form
    3,714.53/5,571.99 = 1,117.40/x
  3. Step 3: Cross multiply
    3,714.53x = 5,571.99 × 1,117.40
  4. Step 4: Simplify right side
    3,714.53x = 6,226,113.77
  5. Step 5: Solve for x
    x = 6,226,113.77/3,714.53
  6. Step 6: Final answer
    x = 1,676.15

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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.