Home / 7,440.84-11,145.60-3,541.32

Finding the Fourth Proportional to 7,440.84, 11,145.60 and 3,541.32

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Solution

The fourth proportional to 7,440.84, 11,145.60 and 3,541.32 is: 5,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.84 : 11,145.60 = 3,541.32 : x
  2. Step 2: Convert to fraction form
    7,440.84/11,145.60 = 3,541.32/x
  3. Step 3: Cross multiply
    7,440.84x = 11,145.60 × 3,541.32
  4. Step 4: Simplify right side
    7,440.84x = 39,470,136.19
  5. Step 5: Solve for x
    x = 39,470,136.19/7,440.84
  6. Step 6: Final answer
    x = 5,304.53

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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.