Home / 8,835.12-12,192.66-4,856.40

Finding the Fourth Proportional to 8,835.12, 12,192.66 and 4,856.40

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Solution

The fourth proportional to 8,835.12, 12,192.66 and 4,856.40 is: 6,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.12 : 12,192.66 = 4,856.40 : x
  2. Step 2: Convert to fraction form
    8,835.12/12,192.66 = 4,856.40/x
  3. Step 3: Cross multiply
    8,835.12x = 12,192.66 × 4,856.40
  4. Step 4: Simplify right side
    8,835.12x = 59,212,434.02
  5. Step 5: Solve for x
    x = 59,212,434.02/8,835.12
  6. Step 6: Final answer
    x = 6,701.94

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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.