Home / 2,073.53-3,110.51-977.60

Finding the Fourth Proportional to 2,073.53, 3,110.51 and 977.60

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Solution

The fourth proportional to 2,073.53, 3,110.51 and 977.60 is: 1,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.53 : 3,110.51 = 977.60 : x
  2. Step 2: Convert to fraction form
    2,073.53/3,110.51 = 977.60/x
  3. Step 3: Cross multiply
    2,073.53x = 3,110.51 × 977.60
  4. Step 4: Simplify right side
    2,073.53x = 3,040,814.14
  5. Step 5: Solve for x
    x = 3,040,814.14/2,073.53
  6. Step 6: Final answer
    x = 1,466.50

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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.