Home / 1,340.96-2,000.46-1,303.26

Finding the Fourth Proportional to 1,340.96, 2,000.46 and 1,303.26

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Solution

The fourth proportional to 1,340.96, 2,000.46 and 1,303.26 is: 1,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340.96 : 2,000.46 = 1,303.26 : x
  2. Step 2: Convert to fraction form
    1,340.96/2,000.46 = 1,303.26/x
  3. Step 3: Cross multiply
    1,340.96x = 2,000.46 × 1,303.26
  4. Step 4: Simplify right side
    1,340.96x = 2,607,119.50
  5. Step 5: Solve for x
    x = 2,607,119.50/1,340.96
  6. Step 6: Final answer
    x = 1,944.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.