Home / 3,904.17-5,855.58-1,307.10

Finding the Fourth Proportional to 3,904.17, 5,855.58 and 1,307.10

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Solution

The fourth proportional to 3,904.17, 5,855.58 and 1,307.10 is: 1,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.17 : 5,855.58 = 1,307.10 : x
  2. Step 2: Convert to fraction form
    3,904.17/5,855.58 = 1,307.10/x
  3. Step 3: Cross multiply
    3,904.17x = 5,855.58 × 1,307.10
  4. Step 4: Simplify right side
    3,904.17x = 7,653,828.62
  5. Step 5: Solve for x
    x = 7,653,828.62/3,904.17
  6. Step 6: Final answer
    x = 1,960.42

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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.