Home / 4,289.53-6,436.74-2,315.16

Finding the Fourth Proportional to 4,289.53, 6,436.74 and 2,315.16

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Solution

The fourth proportional to 4,289.53, 6,436.74 and 2,315.16 is: 3,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.53 : 6,436.74 = 2,315.16 : x
  2. Step 2: Convert to fraction form
    4,289.53/6,436.74 = 2,315.16/x
  3. Step 3: Cross multiply
    4,289.53x = 6,436.74 × 2,315.16
  4. Step 4: Simplify right side
    4,289.53x = 14,902,082.98
  5. Step 5: Solve for x
    x = 14,902,082.98/4,289.53
  6. Step 6: Final answer
    x = 3,474.06

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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.