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Finding the Fourth Proportional to 7,041.84, 10,562.80 and 1,847.60

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Solution

The fourth proportional to 7,041.84, 10,562.80 and 1,847.60 is: 2,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.84 : 10,562.80 = 1,847.60 : x
  2. Step 2: Convert to fraction form
    7,041.84/10,562.80 = 1,847.60/x
  3. Step 3: Cross multiply
    7,041.84x = 10,562.80 × 1,847.60
  4. Step 4: Simplify right side
    7,041.84x = 19,515,829.28
  5. Step 5: Solve for x
    x = 19,515,829.28/7,041.84
  6. Step 6: Final answer
    x = 2,771.41

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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.