Home / 8,864.48-12,232.53-4,885.50

Finding the Fourth Proportional to 8,864.48, 12,232.53 and 4,885.50

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Solution

The fourth proportional to 8,864.48, 12,232.53 and 4,885.50 is: 6,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.48 : 12,232.53 = 4,885.50 : x
  2. Step 2: Convert to fraction form
    8,864.48/12,232.53 = 4,885.50/x
  3. Step 3: Cross multiply
    8,864.48x = 12,232.53 × 4,885.50
  4. Step 4: Simplify right side
    8,864.48x = 59,762,025.32
  5. Step 5: Solve for x
    x = 59,762,025.32/8,864.48
  6. Step 6: Final answer
    x = 6,741.74

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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.