Home / 1,954.50-2,697.22-1,457.58

Finding the Fourth Proportional to 1,954.50, 2,697.22 and 1,457.58

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Solution

The fourth proportional to 1,954.50, 2,697.22 and 1,457.58 is: 2,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.50 : 2,697.22 = 1,457.58 : x
  2. Step 2: Convert to fraction form
    1,954.50/2,697.22 = 1,457.58/x
  3. Step 3: Cross multiply
    1,954.50x = 2,697.22 × 1,457.58
  4. Step 4: Simplify right side
    1,954.50x = 3,931,413.93
  5. Step 5: Solve for x
    x = 3,931,413.93/1,954.50
  6. Step 6: Final answer
    x = 2,011.47

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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.