Home / 8,872.26-13,316.70-4,492.86

Finding the Fourth Proportional to 8,872.26, 13,316.70 and 4,492.86

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Solution

The fourth proportional to 8,872.26, 13,316.70 and 4,492.86 is: 6,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.26 : 13,316.70 = 4,492.86 : x
  2. Step 2: Convert to fraction form
    8,872.26/13,316.70 = 4,492.86/x
  3. Step 3: Cross multiply
    8,872.26x = 13,316.70 × 4,492.86
  4. Step 4: Simplify right side
    8,872.26x = 59,830,068.76
  5. Step 5: Solve for x
    x = 59,830,068.76/8,872.26
  6. Step 6: Final answer
    x = 6,743.50

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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.