Home / 4,312.51-5,946.55-2,912.83

Finding the Fourth Proportional to 4,312.51, 5,946.55 and 2,912.83

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Solution

The fourth proportional to 4,312.51, 5,946.55 and 2,912.83 is: 4,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.51 : 5,946.55 = 2,912.83 : x
  2. Step 2: Convert to fraction form
    4,312.51/5,946.55 = 2,912.83/x
  3. Step 3: Cross multiply
    4,312.51x = 5,946.55 × 2,912.83
  4. Step 4: Simplify right side
    4,312.51x = 17,321,289.24
  5. Step 5: Solve for x
    x = 17,321,289.24/4,312.51
  6. Step 6: Final answer
    x = 4,016.52

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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.