Home / 3,670.48-5,065.51-2,077.12

Finding the Fourth Proportional to 3,670.48, 5,065.51 and 2,077.12

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Solution

The fourth proportional to 3,670.48, 5,065.51 and 2,077.12 is: 2,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.48 : 5,065.51 = 2,077.12 : x
  2. Step 2: Convert to fraction form
    3,670.48/5,065.51 = 2,077.12/x
  3. Step 3: Cross multiply
    3,670.48x = 5,065.51 × 2,077.12
  4. Step 4: Simplify right side
    3,670.48x = 10,521,679.60
  5. Step 5: Solve for x
    x = 10,521,679.60/3,670.48
  6. Step 6: Final answer
    x = 2,866.57

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1.5x scale

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.