Home / 4,907.18-7,388.40-4,325.92

Finding the Fourth Proportional to 4,907.18, 7,388.40 and 4,325.92

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Solution

The fourth proportional to 4,907.18, 7,388.40 and 4,325.92 is: 6,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.18 : 7,388.40 = 4,325.92 : x
  2. Step 2: Convert to fraction form
    4,907.18/7,388.40 = 4,325.92/x
  3. Step 3: Cross multiply
    4,907.18x = 7,388.40 × 4,325.92
  4. Step 4: Simplify right side
    4,907.18x = 31,961,608.86
  5. Step 5: Solve for x
    x = 31,961,608.86/4,907.18
  6. Step 6: Final answer
    x = 6,513.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.