Home / 2,946.36-4,066.06-1,827.85

Finding the Fourth Proportional to 2,946.36, 4,066.06 and 1,827.85

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Solution

The fourth proportional to 2,946.36, 4,066.06 and 1,827.85 is: 2,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.36 : 4,066.06 = 1,827.85 : x
  2. Step 2: Convert to fraction form
    2,946.36/4,066.06 = 1,827.85/x
  3. Step 3: Cross multiply
    2,946.36x = 4,066.06 × 1,827.85
  4. Step 4: Simplify right side
    2,946.36x = 7,432,147.77
  5. Step 5: Solve for x
    x = 7,432,147.77/2,946.36
  6. Step 6: Final answer
    x = 2,522.48

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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.