Home / 4,001.90-6,002.79-1,404.23

Finding the Fourth Proportional to 4,001.90, 6,002.79 and 1,404.23

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Solution

The fourth proportional to 4,001.90, 6,002.79 and 1,404.23 is: 2,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.90 : 6,002.79 = 1,404.23 : x
  2. Step 2: Convert to fraction form
    4,001.90/6,002.79 = 1,404.23/x
  3. Step 3: Cross multiply
    4,001.90x = 6,002.79 × 1,404.23
  4. Step 4: Simplify right side
    4,001.90x = 8,429,267.79
  5. Step 5: Solve for x
    x = 8,429,267.79/4,001.90
  6. Step 6: Final answer
    x = 2,106.32

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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.