Home / 8,317.93-12,477.08-2,077.87

Finding the Fourth Proportional to 8,317.93, 12,477.08 and 2,077.87

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Solution

The fourth proportional to 8,317.93, 12,477.08 and 2,077.87 is: 3,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.93 : 12,477.08 = 2,077.87 : x
  2. Step 2: Convert to fraction form
    8,317.93/12,477.08 = 2,077.87/x
  3. Step 3: Cross multiply
    8,317.93x = 12,477.08 × 2,077.87
  4. Step 4: Simplify right side
    8,317.93x = 25,925,750.22
  5. Step 5: Solve for x
    x = 25,925,750.22/8,317.93
  6. Step 6: Final answer
    x = 3,116.85

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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.