Home / 8,259.46-12,372.63-4,970.68

Finding the Fourth Proportional to 8,259.46, 12,372.63 and 4,970.68

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Solution

The fourth proportional to 8,259.46, 12,372.63 and 4,970.68 is: 7,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.46 : 12,372.63 = 4,970.68 : x
  2. Step 2: Convert to fraction form
    8,259.46/12,372.63 = 4,970.68/x
  3. Step 3: Cross multiply
    8,259.46x = 12,372.63 × 4,970.68
  4. Step 4: Simplify right side
    8,259.46x = 61,500,384.49
  5. Step 5: Solve for x
    x = 61,500,384.49/8,259.46
  6. Step 6: Final answer
    x = 7,446.05

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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.