Home / 2,971.55-4,457.27-1,023.71

Finding the Fourth Proportional to 2,971.55, 4,457.27 and 1,023.71

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Solution

The fourth proportional to 2,971.55, 4,457.27 and 1,023.71 is: 1,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.55 : 4,457.27 = 1,023.71 : x
  2. Step 2: Convert to fraction form
    2,971.55/4,457.27 = 1,023.71/x
  3. Step 3: Cross multiply
    2,971.55x = 4,457.27 × 1,023.71
  4. Step 4: Simplify right side
    2,971.55x = 4,562,924.47
  5. Step 5: Solve for x
    x = 4,562,924.47/2,971.55
  6. Step 6: Final answer
    x = 1,535.54

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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.