Home / 9,312.24-13,961.88-4,692.72

Finding the Fourth Proportional to 9,312.24, 13,961.88 and 4,692.72

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Solution

The fourth proportional to 9,312.24, 13,961.88 and 4,692.72 is: 7,035.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.24 : 13,961.88 = 4,692.72 : x
  2. Step 2: Convert to fraction form
    9,312.24/13,961.88 = 4,692.72/x
  3. Step 3: Cross multiply
    9,312.24x = 13,961.88 × 4,692.72
  4. Step 4: Simplify right side
    9,312.24x = 65,519,193.51
  5. Step 5: Solve for x
    x = 65,519,193.51/9,312.24
  6. Step 6: Final answer
    x = 7,035.81

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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.