Home / 4,960.09-6,848.81-3,715.39

Finding the Fourth Proportional to 4,960.09, 6,848.81 and 3,715.39

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Solution

The fourth proportional to 4,960.09, 6,848.81 and 3,715.39 is: 5,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.09 : 6,848.81 = 3,715.39 : x
  2. Step 2: Convert to fraction form
    4,960.09/6,848.81 = 3,715.39/x
  3. Step 3: Cross multiply
    4,960.09x = 6,848.81 × 3,715.39
  4. Step 4: Simplify right side
    4,960.09x = 25,446,000.19
  5. Step 5: Solve for x
    x = 25,446,000.19/4,960.09
  6. Step 6: Final answer
    x = 5,130.15

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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.