Home / 4,570.86-6,852.81-1,449.06

Finding the Fourth Proportional to 4,570.86, 6,852.81 and 1,449.06

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Solution

The fourth proportional to 4,570.86, 6,852.81 and 1,449.06 is: 2,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.86 : 6,852.81 = 1,449.06 : x
  2. Step 2: Convert to fraction form
    4,570.86/6,852.81 = 1,449.06/x
  3. Step 3: Cross multiply
    4,570.86x = 6,852.81 × 1,449.06
  4. Step 4: Simplify right side
    4,570.86x = 9,930,132.86
  5. Step 5: Solve for x
    x = 9,930,132.86/4,570.86
  6. Step 6: Final answer
    x = 2,172.49

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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.