Home / 6,417.51-8,856.21-3,692.46

Finding the Fourth Proportional to 6,417.51, 8,856.21 and 3,692.46

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Solution

The fourth proportional to 6,417.51, 8,856.21 and 3,692.46 is: 5,095.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.51 : 8,856.21 = 3,692.46 : x
  2. Step 2: Convert to fraction form
    6,417.51/8,856.21 = 3,692.46/x
  3. Step 3: Cross multiply
    6,417.51x = 8,856.21 × 3,692.46
  4. Step 4: Simplify right side
    6,417.51x = 32,701,201.18
  5. Step 5: Solve for x
    x = 32,701,201.18/6,417.51
  6. Step 6: Final answer
    x = 5,095.62

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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.