Home / 8,559.63-11,809.67-4,782.30

Finding the Fourth Proportional to 8,559.63, 11,809.67 and 4,782.30

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Solution

The fourth proportional to 8,559.63, 11,809.67 and 4,782.30 is: 6,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.63 : 11,809.67 = 4,782.30 : x
  2. Step 2: Convert to fraction form
    8,559.63/11,809.67 = 4,782.30/x
  3. Step 3: Cross multiply
    8,559.63x = 11,809.67 × 4,782.30
  4. Step 4: Simplify right side
    8,559.63x = 56,477,360.93
  5. Step 5: Solve for x
    x = 56,477,360.93/8,559.63
  6. Step 6: Final answer
    x = 6,598.11

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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.