Home / 4,946.74-7,419.31-1,828.22

Finding the Fourth Proportional to 4,946.74, 7,419.31 and 1,828.22

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Solution

The fourth proportional to 4,946.74, 7,419.31 and 1,828.22 is: 2,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.74 : 7,419.31 = 1,828.22 : x
  2. Step 2: Convert to fraction form
    4,946.74/7,419.31 = 1,828.22/x
  3. Step 3: Cross multiply
    4,946.74x = 7,419.31 × 1,828.22
  4. Step 4: Simplify right side
    4,946.74x = 13,564,089.26
  5. Step 5: Solve for x
    x = 13,564,089.26/4,946.74
  6. Step 6: Final answer
    x = 2,742.03

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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.