Home / 4,888.74-7,297.70-4,297.59

Finding the Fourth Proportional to 4,888.74, 7,297.70 and 4,297.59

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Solution

The fourth proportional to 4,888.74, 7,297.70 and 4,297.59 is: 6,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.74 : 7,297.70 = 4,297.59 : x
  2. Step 2: Convert to fraction form
    4,888.74/7,297.70 = 4,297.59/x
  3. Step 3: Cross multiply
    4,888.74x = 7,297.70 × 4,297.59
  4. Step 4: Simplify right side
    4,888.74x = 31,362,537.32
  5. Step 5: Solve for x
    x = 31,362,537.32/4,888.74
  6. Step 6: Final answer
    x = 6,415.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.