Home / 10,176.17-15,269.45-4,915.67

Finding the Fourth Proportional to 10,176.17, 15,269.45 and 4,915.67

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Solution

The fourth proportional to 10,176.17, 15,269.45 and 4,915.67 is: 7,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.17 : 15,269.45 = 4,915.67 : x
  2. Step 2: Convert to fraction form
    10,176.17/15,269.45 = 4,915.67/x
  3. Step 3: Cross multiply
    10,176.17x = 15,269.45 × 4,915.67
  4. Step 4: Simplify right side
    10,176.17x = 75,059,476.36
  5. Step 5: Solve for x
    x = 75,059,476.36/10,176.17
  6. Step 6: Final answer
    x = 7,376.01

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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.