Home / 4,970.71-7,454.22-1,459.75

Finding the Fourth Proportional to 4,970.71, 7,454.22 and 1,459.75

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Solution

The fourth proportional to 4,970.71, 7,454.22 and 1,459.75 is: 2,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.71 : 7,454.22 = 1,459.75 : x
  2. Step 2: Convert to fraction form
    4,970.71/7,454.22 = 1,459.75/x
  3. Step 3: Cross multiply
    4,970.71x = 7,454.22 × 1,459.75
  4. Step 4: Simplify right side
    4,970.71x = 10,881,297.65
  5. Step 5: Solve for x
    x = 10,881,297.65/4,970.71
  6. Step 6: Final answer
    x = 2,189.08

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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.