Home / 3,950.25-5,925.51-1,316.94

Finding the Fourth Proportional to 3,950.25, 5,925.51 and 1,316.94

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Solution

The fourth proportional to 3,950.25, 5,925.51 and 1,316.94 is: 1,975.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.25 : 5,925.51 = 1,316.94 : x
  2. Step 2: Convert to fraction form
    3,950.25/5,925.51 = 1,316.94/x
  3. Step 3: Cross multiply
    3,950.25x = 5,925.51 × 1,316.94
  4. Step 4: Simplify right side
    3,950.25x = 7,803,541.14
  5. Step 5: Solve for x
    x = 7,803,541.14/3,950.25
  6. Step 6: Final answer
    x = 1,975.46

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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.