Home / 9,915.24-14,859.88-4,068.64

Finding the Fourth Proportional to 9,915.24, 14,859.88 and 4,068.64

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Solution

The fourth proportional to 9,915.24, 14,859.88 and 4,068.64 is: 6,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915.24 : 14,859.88 = 4,068.64 : x
  2. Step 2: Convert to fraction form
    9,915.24/14,859.88 = 4,068.64/x
  3. Step 3: Cross multiply
    9,915.24x = 14,859.88 × 4,068.64
  4. Step 4: Simplify right side
    9,915.24x = 60,459,502.16
  5. Step 5: Solve for x
    x = 60,459,502.16/9,915.24
  6. Step 6: Final answer
    x = 6,097.63

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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.