Home / 6,905.04-9,529.80-4,557.72

Finding the Fourth Proportional to 6,905.04, 9,529.80 and 4,557.72

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Solution

The fourth proportional to 6,905.04, 9,529.80 and 4,557.72 is: 6,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.04 : 9,529.80 = 4,557.72 : x
  2. Step 2: Convert to fraction form
    6,905.04/9,529.80 = 4,557.72/x
  3. Step 3: Cross multiply
    6,905.04x = 9,529.80 × 4,557.72
  4. Step 4: Simplify right side
    6,905.04x = 43,434,160.06
  5. Step 5: Solve for x
    x = 43,434,160.06/6,905.04
  6. Step 6: Final answer
    x = 6,290.21

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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.