Home / 1,626.21-2,243.84-1,036.53

Finding the Fourth Proportional to 1,626.21, 2,243.84 and 1,036.53

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Solution

The fourth proportional to 1,626.21, 2,243.84 and 1,036.53 is: 1,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.21 : 2,243.84 = 1,036.53 : x
  2. Step 2: Convert to fraction form
    1,626.21/2,243.84 = 1,036.53/x
  3. Step 3: Cross multiply
    1,626.21x = 2,243.84 × 1,036.53
  4. Step 4: Simplify right side
    1,626.21x = 2,325,802.29
  5. Step 5: Solve for x
    x = 2,325,802.29/1,626.21
  6. Step 6: Final answer
    x = 1,430.20

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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.