Home / 3,459.59-4,740.99-3,127.46

Finding the Fourth Proportional to 3,459.59, 4,740.99 and 3,127.46

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Solution

The fourth proportional to 3,459.59, 4,740.99 and 3,127.46 is: 4,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.59 : 4,740.99 = 3,127.46 : x
  2. Step 2: Convert to fraction form
    3,459.59/4,740.99 = 3,127.46/x
  3. Step 3: Cross multiply
    3,459.59x = 4,740.99 × 3,127.46
  4. Step 4: Simplify right side
    3,459.59x = 14,827,232.88
  5. Step 5: Solve for x
    x = 14,827,232.88/3,459.59
  6. Step 6: Final answer
    x = 4,285.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.