Home / 4,918.05-6,795.54-3,931.47

Finding the Fourth Proportional to 4,918.05, 6,795.54 and 3,931.47

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Solution

The fourth proportional to 4,918.05, 6,795.54 and 3,931.47 is: 5,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.05 : 6,795.54 = 3,931.47 : x
  2. Step 2: Convert to fraction form
    4,918.05/6,795.54 = 3,931.47/x
  3. Step 3: Cross multiply
    4,918.05x = 6,795.54 × 3,931.47
  4. Step 4: Simplify right side
    4,918.05x = 26,716,461.64
  5. Step 5: Solve for x
    x = 26,716,461.64/4,918.05
  6. Step 6: Final answer
    x = 5,432.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.