Home / 8,507.49-11,739.65-4,730.36

Finding the Fourth Proportional to 8,507.49, 11,739.65 and 4,730.36

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Solution

The fourth proportional to 8,507.49, 11,739.65 and 4,730.36 is: 6,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507.49 : 11,739.65 = 4,730.36 : x
  2. Step 2: Convert to fraction form
    8,507.49/11,739.65 = 4,730.36/x
  3. Step 3: Cross multiply
    8,507.49x = 11,739.65 × 4,730.36
  4. Step 4: Simplify right side
    8,507.49x = 55,532,811.95
  5. Step 5: Solve for x
    x = 55,532,811.95/8,507.49
  6. Step 6: Final answer
    x = 6,527.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.