Home / 8,437.50-12,656.34-3,247.02

Finding the Fourth Proportional to 8,437.50, 12,656.34 and 3,247.02

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Solution

The fourth proportional to 8,437.50, 12,656.34 and 3,247.02 is: 4,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.50 : 12,656.34 = 3,247.02 : x
  2. Step 2: Convert to fraction form
    8,437.50/12,656.34 = 3,247.02/x
  3. Step 3: Cross multiply
    8,437.50x = 12,656.34 × 3,247.02
  4. Step 4: Simplify right side
    8,437.50x = 41,095,389.11
  5. Step 5: Solve for x
    x = 41,095,389.11/8,437.50
  6. Step 6: Final answer
    x = 4,870.56

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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.