Home / 8,275.02-12,406.86-4,323.84

Finding the Fourth Proportional to 8,275.02, 12,406.86 and 4,323.84

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Solution

The fourth proportional to 8,275.02, 12,406.86 and 4,323.84 is: 6,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.02 : 12,406.86 = 4,323.84 : x
  2. Step 2: Convert to fraction form
    8,275.02/12,406.86 = 4,323.84/x
  3. Step 3: Cross multiply
    8,275.02x = 12,406.86 × 4,323.84
  4. Step 4: Simplify right side
    8,275.02x = 53,645,277.54
  5. Step 5: Solve for x
    x = 53,645,277.54/8,275.02
  6. Step 6: Final answer
    x = 6,482.80

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1.5x scale

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.