Home / 6,970.10-9,614.37-4,135.47

Finding the Fourth Proportional to 6,970.10, 9,614.37 and 4,135.47

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Solution

The fourth proportional to 6,970.10, 9,614.37 and 4,135.47 is: 5,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.10 : 9,614.37 = 4,135.47 : x
  2. Step 2: Convert to fraction form
    6,970.10/9,614.37 = 4,135.47/x
  3. Step 3: Cross multiply
    6,970.10x = 9,614.37 × 4,135.47
  4. Step 4: Simplify right side
    6,970.10x = 39,759,938.70
  5. Step 5: Solve for x
    x = 39,759,938.70/6,970.10
  6. Step 6: Final answer
    x = 5,704.35

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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.