Home / 7,555.01-11,328.80-3,168.32

Finding the Fourth Proportional to 7,555.01, 11,328.80 and 3,168.32

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Solution

The fourth proportional to 7,555.01, 11,328.80 and 3,168.32 is: 4,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.01 : 11,328.80 = 3,168.32 : x
  2. Step 2: Convert to fraction form
    7,555.01/11,328.80 = 3,168.32/x
  3. Step 3: Cross multiply
    7,555.01x = 11,328.80 × 3,168.32
  4. Step 4: Simplify right side
    7,555.01x = 35,893,191.13
  5. Step 5: Solve for x
    x = 35,893,191.13/7,555.01
  6. Step 6: Final answer
    x = 4,750.92

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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.