Home / 5,587.50-8,382.48-1,692.22

Finding the Fourth Proportional to 5,587.50, 8,382.48 and 1,692.22

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Solution

The fourth proportional to 5,587.50, 8,382.48 and 1,692.22 is: 2,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.50 : 8,382.48 = 1,692.22 : x
  2. Step 2: Convert to fraction form
    5,587.50/8,382.48 = 1,692.22/x
  3. Step 3: Cross multiply
    5,587.50x = 8,382.48 × 1,692.22
  4. Step 4: Simplify right side
    5,587.50x = 14,185,000.31
  5. Step 5: Solve for x
    x = 14,185,000.31/5,587.50
  6. Step 6: Final answer
    x = 2,538.70

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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.