Home / 1,973.35-2,960.03-512.51

Finding the Fourth Proportional to 1,973.35, 2,960.03 and 512.51

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Solution

The fourth proportional to 1,973.35, 2,960.03 and 512.51 is: 768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.35 : 2,960.03 = 512.51 : x
  2. Step 2: Convert to fraction form
    1,973.35/2,960.03 = 512.51/x
  3. Step 3: Cross multiply
    1,973.35x = 2,960.03 × 512.51
  4. Step 4: Simplify right side
    1,973.35x = 1,517,031.46
  5. Step 5: Solve for x
    x = 1,517,031.46/1,973.35
  6. Step 6: Final answer
    x = 768.76

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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.