Home / 2,657.95-3,988.58-1,014.66

Finding the Fourth Proportional to 2,657.95, 3,988.58 and 1,014.66

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Solution

The fourth proportional to 2,657.95, 3,988.58 and 1,014.66 is: 1,522.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.95 : 3,988.58 = 1,014.66 : x
  2. Step 2: Convert to fraction form
    2,657.95/3,988.58 = 1,014.66/x
  3. Step 3: Cross multiply
    2,657.95x = 3,988.58 × 1,014.66
  4. Step 4: Simplify right side
    2,657.95x = 4,047,047.51
  5. Step 5: Solve for x
    x = 4,047,047.51/2,657.95
  6. Step 6: Final answer
    x = 1,522.62

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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.