Home / 4,872.16-7,295.60-3,389.32

Finding the Fourth Proportional to 4,872.16, 7,295.60 and 3,389.32

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Solution

The fourth proportional to 4,872.16, 7,295.60 and 3,389.32 is: 5,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.16 : 7,295.60 = 3,389.32 : x
  2. Step 2: Convert to fraction form
    4,872.16/7,295.60 = 3,389.32/x
  3. Step 3: Cross multiply
    4,872.16x = 7,295.60 × 3,389.32
  4. Step 4: Simplify right side
    4,872.16x = 24,727,122.99
  5. Step 5: Solve for x
    x = 24,727,122.99/4,872.16
  6. Step 6: Final answer
    x = 5,075.19

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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.