Home / 7,132.50-10,692.96-2,975.62

Finding the Fourth Proportional to 7,132.50, 10,692.96 and 2,975.62

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Solution

The fourth proportional to 7,132.50, 10,692.96 and 2,975.62 is: 4,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.50 : 10,692.96 = 2,975.62 : x
  2. Step 2: Convert to fraction form
    7,132.50/10,692.96 = 2,975.62/x
  3. Step 3: Cross multiply
    7,132.50x = 10,692.96 × 2,975.62
  4. Step 4: Simplify right side
    7,132.50x = 31,818,185.64
  5. Step 5: Solve for x
    x = 31,818,185.64/7,132.50
  6. Step 6: Final answer
    x = 4,461.01

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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.