Home / 11,283.24-16,915.68-7,574.16

Finding the Fourth Proportional to 11,283.24, 16,915.68 and 7,574.16

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Solution

The fourth proportional to 11,283.24, 16,915.68 and 7,574.16 is: 11,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.24 : 16,915.68 = 7,574.16 : x
  2. Step 2: Convert to fraction form
    11,283.24/16,915.68 = 7,574.16/x
  3. Step 3: Cross multiply
    11,283.24x = 16,915.68 × 7,574.16
  4. Step 4: Simplify right side
    11,283.24x = 128,122,066.83
  5. Step 5: Solve for x
    x = 128,122,066.83/11,283.24
  6. Step 6: Final answer
    x = 11,355.08

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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.