Home / 1,627.77-2,438.12-1,001.16

Finding the Fourth Proportional to 1,627.77, 2,438.12 and 1,001.16

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Solution

The fourth proportional to 1,627.77, 2,438.12 and 1,001.16 is: 1,499.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.77 : 2,438.12 = 1,001.16 : x
  2. Step 2: Convert to fraction form
    1,627.77/2,438.12 = 1,001.16/x
  3. Step 3: Cross multiply
    1,627.77x = 2,438.12 × 1,001.16
  4. Step 4: Simplify right side
    1,627.77x = 2,440,948.22
  5. Step 5: Solve for x
    x = 2,440,948.22/1,627.77
  6. Step 6: Final answer
    x = 1,499.57

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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.