Home / 6,993.41-10,485.65-3,875.45

Finding the Fourth Proportional to 6,993.41, 10,485.65 and 3,875.45

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Solution

The fourth proportional to 6,993.41, 10,485.65 and 3,875.45 is: 5,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.41 : 10,485.65 = 3,875.45 : x
  2. Step 2: Convert to fraction form
    6,993.41/10,485.65 = 3,875.45/x
  3. Step 3: Cross multiply
    6,993.41x = 10,485.65 × 3,875.45
  4. Step 4: Simplify right side
    6,993.41x = 40,636,569.55
  5. Step 5: Solve for x
    x = 40,636,569.55/6,993.41
  6. Step 6: Final answer
    x = 5,810.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.