Home / 8,835.08-13,240.86-4,674.20

Finding the Fourth Proportional to 8,835.08, 13,240.86 and 4,674.20

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Solution

The fourth proportional to 8,835.08, 13,240.86 and 4,674.20 is: 7,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.08 : 13,240.86 = 4,674.20 : x
  2. Step 2: Convert to fraction form
    8,835.08/13,240.86 = 4,674.20/x
  3. Step 3: Cross multiply
    8,835.08x = 13,240.86 × 4,674.20
  4. Step 4: Simplify right side
    8,835.08x = 61,890,427.81
  5. Step 5: Solve for x
    x = 61,890,427.81/8,835.08
  6. Step 6: Final answer
    x = 7,005.08

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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.