Home / 4,830.74-7,246.63-1,543.08

Finding the Fourth Proportional to 4,830.74, 7,246.63 and 1,543.08

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Solution

The fourth proportional to 4,830.74, 7,246.63 and 1,543.08 is: 2,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.74 : 7,246.63 = 1,543.08 : x
  2. Step 2: Convert to fraction form
    4,830.74/7,246.63 = 1,543.08/x
  3. Step 3: Cross multiply
    4,830.74x = 7,246.63 × 1,543.08
  4. Step 4: Simplify right side
    4,830.74x = 11,182,158.92
  5. Step 5: Solve for x
    x = 11,182,158.92/4,830.74
  6. Step 6: Final answer
    x = 2,314.79

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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.