Home / 8,237.34-12,352.86-2,970.84

Finding the Fourth Proportional to 8,237.34, 12,352.86 and 2,970.84

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Solution

The fourth proportional to 8,237.34, 12,352.86 and 2,970.84 is: 4,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.34 : 12,352.86 = 2,970.84 : x
  2. Step 2: Convert to fraction form
    8,237.34/12,352.86 = 2,970.84/x
  3. Step 3: Cross multiply
    8,237.34x = 12,352.86 × 2,970.84
  4. Step 4: Simplify right side
    8,237.34x = 36,698,370.60
  5. Step 5: Solve for x
    x = 36,698,370.60/8,237.34
  6. Step 6: Final answer
    x = 4,455.12

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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.