Home / 4,578.15-6,316.13-2,689.82

Finding the Fourth Proportional to 4,578.15, 6,316.13 and 2,689.82

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Solution

The fourth proportional to 4,578.15, 6,316.13 and 2,689.82 is: 3,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.15 : 6,316.13 = 2,689.82 : x
  2. Step 2: Convert to fraction form
    4,578.15/6,316.13 = 2,689.82/x
  3. Step 3: Cross multiply
    4,578.15x = 6,316.13 × 2,689.82
  4. Step 4: Simplify right side
    4,578.15x = 16,989,207.77
  5. Step 5: Solve for x
    x = 16,989,207.77/4,578.15
  6. Step 6: Final answer
    x = 3,710.93

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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.