Home / 8,889.32-12,267.27-4,856.21

Finding the Fourth Proportional to 8,889.32, 12,267.27 and 4,856.21

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Solution

The fourth proportional to 8,889.32, 12,267.27 and 4,856.21 is: 6,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.32 : 12,267.27 = 4,856.21 : x
  2. Step 2: Convert to fraction form
    8,889.32/12,267.27 = 4,856.21/x
  3. Step 3: Cross multiply
    8,889.32x = 12,267.27 × 4,856.21
  4. Step 4: Simplify right side
    8,889.32x = 59,572,423.91
  5. Step 5: Solve for x
    x = 59,572,423.91/8,889.32
  6. Step 6: Final answer
    x = 6,701.57

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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.