Home / 2,921.83-4,384.02-1,534.84

Finding the Fourth Proportional to 2,921.83, 4,384.02 and 1,534.84

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Solution

The fourth proportional to 2,921.83, 4,384.02 and 1,534.84 is: 2,302.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.83 : 4,384.02 = 1,534.84 : x
  2. Step 2: Convert to fraction form
    2,921.83/4,384.02 = 1,534.84/x
  3. Step 3: Cross multiply
    2,921.83x = 4,384.02 × 1,534.84
  4. Step 4: Simplify right side
    2,921.83x = 6,728,775.01
  5. Step 5: Solve for x
    x = 6,728,775.01/2,921.83
  6. Step 6: Final answer
    x = 2,302.93

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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.