Home / 6,389.34-9,585.55-2,692.63

Finding the Fourth Proportional to 6,389.34, 9,585.55 and 2,692.63

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Solution

The fourth proportional to 6,389.34, 9,585.55 and 2,692.63 is: 4,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.34 : 9,585.55 = 2,692.63 : x
  2. Step 2: Convert to fraction form
    6,389.34/9,585.55 = 2,692.63/x
  3. Step 3: Cross multiply
    6,389.34x = 9,585.55 × 2,692.63
  4. Step 4: Simplify right side
    6,389.34x = 25,810,339.50
  5. Step 5: Solve for x
    x = 25,810,339.50/6,389.34
  6. Step 6: Final answer
    x = 4,039.59

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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.