Home / 5,372.01-8,056.08-1,861.07

Finding the Fourth Proportional to 5,372.01, 8,056.08 and 1,861.07

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Solution

The fourth proportional to 5,372.01, 8,056.08 and 1,861.07 is: 2,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.01 : 8,056.08 = 1,861.07 : x
  2. Step 2: Convert to fraction form
    5,372.01/8,056.08 = 1,861.07/x
  3. Step 3: Cross multiply
    5,372.01x = 8,056.08 × 1,861.07
  4. Step 4: Simplify right side
    5,372.01x = 14,992,888.53
  5. Step 5: Solve for x
    x = 14,992,888.53/5,372.01
  6. Step 6: Final answer
    x = 2,790.93

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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.