Home / 5,256.33-7,880.34-3,607.98

Finding the Fourth Proportional to 5,256.33, 7,880.34 and 3,607.98

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Solution

The fourth proportional to 5,256.33, 7,880.34 and 3,607.98 is: 5,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.33 : 7,880.34 = 3,607.98 : x
  2. Step 2: Convert to fraction form
    5,256.33/7,880.34 = 3,607.98/x
  3. Step 3: Cross multiply
    5,256.33x = 7,880.34 × 3,607.98
  4. Step 4: Simplify right side
    5,256.33x = 28,432,109.11
  5. Step 5: Solve for x
    x = 28,432,109.11/5,256.33
  6. Step 6: Final answer
    x = 5,409.12

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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.