Home / 3,077.36-4,615.56-1,345.52

Finding the Fourth Proportional to 3,077.36, 4,615.56 and 1,345.52

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Solution

The fourth proportional to 3,077.36, 4,615.56 and 1,345.52 is: 2,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.36 : 4,615.56 = 1,345.52 : x
  2. Step 2: Convert to fraction form
    3,077.36/4,615.56 = 1,345.52/x
  3. Step 3: Cross multiply
    3,077.36x = 4,615.56 × 1,345.52
  4. Step 4: Simplify right side
    3,077.36x = 6,210,328.29
  5. Step 5: Solve for x
    x = 6,210,328.29/3,077.36
  6. Step 6: Final answer
    x = 2,018.07

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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.