Home / 8,366.20-12,547.30-4,848.60

Finding the Fourth Proportional to 8,366.20, 12,547.30 and 4,848.60

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Solution

The fourth proportional to 8,366.20, 12,547.30 and 4,848.60 is: 7,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.20 : 12,547.30 = 4,848.60 : x
  2. Step 2: Convert to fraction form
    8,366.20/12,547.30 = 4,848.60/x
  3. Step 3: Cross multiply
    8,366.20x = 12,547.30 × 4,848.60
  4. Step 4: Simplify right side
    8,366.20x = 60,836,838.78
  5. Step 5: Solve for x
    x = 60,836,838.78/8,366.20
  6. Step 6: Final answer
    x = 7,271.74

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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.