Home / 3,241.60-4,860.48-1,050.40

Finding the Fourth Proportional to 3,241.60, 4,860.48 and 1,050.40

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Solution

The fourth proportional to 3,241.60, 4,860.48 and 1,050.40 is: 1,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.60 : 4,860.48 = 1,050.40 : x
  2. Step 2: Convert to fraction form
    3,241.60/4,860.48 = 1,050.40/x
  3. Step 3: Cross multiply
    3,241.60x = 4,860.48 × 1,050.40
  4. Step 4: Simplify right side
    3,241.60x = 5,105,448.19
  5. Step 5: Solve for x
    x = 5,105,448.19/3,241.60
  6. Step 6: Final answer
    x = 1,574.98

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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.