Home / 2,346.21-3,239.24-1,507.25

Finding the Fourth Proportional to 2,346.21, 3,239.24 and 1,507.25

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Solution

The fourth proportional to 2,346.21, 3,239.24 and 1,507.25 is: 2,080.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.21 : 3,239.24 = 1,507.25 : x
  2. Step 2: Convert to fraction form
    2,346.21/3,239.24 = 1,507.25/x
  3. Step 3: Cross multiply
    2,346.21x = 3,239.24 × 1,507.25
  4. Step 4: Simplify right side
    2,346.21x = 4,882,320.76
  5. Step 5: Solve for x
    x = 4,882,320.76/2,346.21
  6. Step 6: Final answer
    x = 2,080.94

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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.