Home / 1,873.48-2,583.08-1,430.68

Finding the Fourth Proportional to 1,873.48, 2,583.08 and 1,430.68

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Solution

The fourth proportional to 1,873.48, 2,583.08 and 1,430.68 is: 1,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.48 : 2,583.08 = 1,430.68 : x
  2. Step 2: Convert to fraction form
    1,873.48/2,583.08 = 1,430.68/x
  3. Step 3: Cross multiply
    1,873.48x = 2,583.08 × 1,430.68
  4. Step 4: Simplify right side
    1,873.48x = 3,695,560.89
  5. Step 5: Solve for x
    x = 3,695,560.89/1,873.48
  6. Step 6: Final answer
    x = 1,972.56

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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.