Home / 6,862.05-9,465.21-4,339.71

Finding the Fourth Proportional to 6,862.05, 9,465.21 and 4,339.71

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Solution

The fourth proportional to 6,862.05, 9,465.21 and 4,339.71 is: 5,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.05 : 9,465.21 = 4,339.71 : x
  2. Step 2: Convert to fraction form
    6,862.05/9,465.21 = 4,339.71/x
  3. Step 3: Cross multiply
    6,862.05x = 9,465.21 × 4,339.71
  4. Step 4: Simplify right side
    6,862.05x = 41,076,266.49
  5. Step 5: Solve for x
    x = 41,076,266.49/6,862.05
  6. Step 6: Final answer
    x = 5,986.01

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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.