Home / 2,624.04-3,935.16-1,307.79

Finding the Fourth Proportional to 2,624.04, 3,935.16 and 1,307.79

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Solution

The fourth proportional to 2,624.04, 3,935.16 and 1,307.79 is: 1,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.04 : 3,935.16 = 1,307.79 : x
  2. Step 2: Convert to fraction form
    2,624.04/3,935.16 = 1,307.79/x
  3. Step 3: Cross multiply
    2,624.04x = 3,935.16 × 1,307.79
  4. Step 4: Simplify right side
    2,624.04x = 5,146,362.90
  5. Step 5: Solve for x
    x = 5,146,362.90/2,624.04
  6. Step 6: Final answer
    x = 1,961.24

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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.