Home / 8,915.24-13,374.48-5,021.84

Finding the Fourth Proportional to 8,915.24, 13,374.48 and 5,021.84

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Solution

The fourth proportional to 8,915.24, 13,374.48 and 5,021.84 is: 7,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.24 : 13,374.48 = 5,021.84 : x
  2. Step 2: Convert to fraction form
    8,915.24/13,374.48 = 5,021.84/x
  3. Step 3: Cross multiply
    8,915.24x = 13,374.48 × 5,021.84
  4. Step 4: Simplify right side
    8,915.24x = 67,164,498.64
  5. Step 5: Solve for x
    x = 67,164,498.64/8,915.24
  6. Step 6: Final answer
    x = 7,533.67

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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.