Home / 5,386.18-7,433.64-3,028.77

Finding the Fourth Proportional to 5,386.18, 7,433.64 and 3,028.77

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Solution

The fourth proportional to 5,386.18, 7,433.64 and 3,028.77 is: 4,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.18 : 7,433.64 = 3,028.77 : x
  2. Step 2: Convert to fraction form
    5,386.18/7,433.64 = 3,028.77/x
  3. Step 3: Cross multiply
    5,386.18x = 7,433.64 × 3,028.77
  4. Step 4: Simplify right side
    5,386.18x = 22,514,802.34
  5. Step 5: Solve for x
    x = 22,514,802.34/5,386.18
  6. Step 6: Final answer
    x = 4,180.11

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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.