Home / 1,622.01-2,236.96-1,307.17

Finding the Fourth Proportional to 1,622.01, 2,236.96 and 1,307.17

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Solution

The fourth proportional to 1,622.01, 2,236.96 and 1,307.17 is: 1,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.01 : 2,236.96 = 1,307.17 : x
  2. Step 2: Convert to fraction form
    1,622.01/2,236.96 = 1,307.17/x
  3. Step 3: Cross multiply
    1,622.01x = 2,236.96 × 1,307.17
  4. Step 4: Simplify right side
    1,622.01x = 2,924,091.43
  5. Step 5: Solve for x
    x = 2,924,091.43/1,622.01
  6. Step 6: Final answer
    x = 1,802.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.