Home / 3,312.69-4,968.93-1,557.27

Finding the Fourth Proportional to 3,312.69, 4,968.93 and 1,557.27

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Solution

The fourth proportional to 3,312.69, 4,968.93 and 1,557.27 is: 2,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.69 : 4,968.93 = 1,557.27 : x
  2. Step 2: Convert to fraction form
    3,312.69/4,968.93 = 1,557.27/x
  3. Step 3: Cross multiply
    3,312.69x = 4,968.93 × 1,557.27
  4. Step 4: Simplify right side
    3,312.69x = 7,737,941.15
  5. Step 5: Solve for x
    x = 7,737,941.15/3,312.69
  6. Step 6: Final answer
    x = 2,335.85

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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.