Home / 6,830.42-9,425.39-5,038.87

Finding the Fourth Proportional to 6,830.42, 9,425.39 and 5,038.87

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Solution

The fourth proportional to 6,830.42, 9,425.39 and 5,038.87 is: 6,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.42 : 9,425.39 = 5,038.87 : x
  2. Step 2: Convert to fraction form
    6,830.42/9,425.39 = 5,038.87/x
  3. Step 3: Cross multiply
    6,830.42x = 9,425.39 × 5,038.87
  4. Step 4: Simplify right side
    6,830.42x = 47,493,314.91
  5. Step 5: Solve for x
    x = 47,493,314.91/6,830.42
  6. Step 6: Final answer
    x = 6,953.21

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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.