Home / 5,945.80-8,925.90-5,902.60

Finding the Fourth Proportional to 5,945.80, 8,925.90 and 5,902.60

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Solution

The fourth proportional to 5,945.80, 8,925.90 and 5,902.60 is: 8,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.80 : 8,925.90 = 5,902.60 : x
  2. Step 2: Convert to fraction form
    5,945.80/8,925.90 = 5,902.60/x
  3. Step 3: Cross multiply
    5,945.80x = 8,925.90 × 5,902.60
  4. Step 4: Simplify right side
    5,945.80x = 52,686,017.34
  5. Step 5: Solve for x
    x = 52,686,017.34/5,945.80
  6. Step 6: Final answer
    x = 8,861.05

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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.