Home / 8,736.48-12,056.88-5,011.68

Finding the Fourth Proportional to 8,736.48, 12,056.88 and 5,011.68

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Solution

The fourth proportional to 8,736.48, 12,056.88 and 5,011.68 is: 6,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.48 : 12,056.88 = 5,011.68 : x
  2. Step 2: Convert to fraction form
    8,736.48/12,056.88 = 5,011.68/x
  3. Step 3: Cross multiply
    8,736.48x = 12,056.88 × 5,011.68
  4. Step 4: Simplify right side
    8,736.48x = 60,425,224.36
  5. Step 5: Solve for x
    x = 60,425,224.36/8,736.48
  6. Step 6: Final answer
    x = 6,916.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.