Home / 3,212.01-4,818.15-1,570.01

Finding the Fourth Proportional to 3,212.01, 4,818.15 and 1,570.01

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Solution

The fourth proportional to 3,212.01, 4,818.15 and 1,570.01 is: 2,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.01 : 4,818.15 = 1,570.01 : x
  2. Step 2: Convert to fraction form
    3,212.01/4,818.15 = 1,570.01/x
  3. Step 3: Cross multiply
    3,212.01x = 4,818.15 × 1,570.01
  4. Step 4: Simplify right side
    3,212.01x = 7,564,543.68
  5. Step 5: Solve for x
    x = 7,564,543.68/3,212.01
  6. Step 6: Final answer
    x = 2,355.08

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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.