Home / 8,948.08-12,347.86-4,968.94

Finding the Fourth Proportional to 8,948.08, 12,347.86 and 4,968.94

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Solution

The fourth proportional to 8,948.08, 12,347.86 and 4,968.94 is: 6,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.08 : 12,347.86 = 4,968.94 : x
  2. Step 2: Convert to fraction form
    8,948.08/12,347.86 = 4,968.94/x
  3. Step 3: Cross multiply
    8,948.08x = 12,347.86 × 4,968.94
  4. Step 4: Simplify right side
    8,948.08x = 61,355,775.47
  5. Step 5: Solve for x
    x = 61,355,775.47/8,948.08
  6. Step 6: Final answer
    x = 6,856.86

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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.