Home / 6,987.01-10,477.44-3,699.34

Finding the Fourth Proportional to 6,987.01, 10,477.44 and 3,699.34

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Solution

The fourth proportional to 6,987.01, 10,477.44 and 3,699.34 is: 5,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.01 : 10,477.44 = 3,699.34 : x
  2. Step 2: Convert to fraction form
    6,987.01/10,477.44 = 3,699.34/x
  3. Step 3: Cross multiply
    6,987.01x = 10,477.44 × 3,699.34
  4. Step 4: Simplify right side
    6,987.01x = 38,759,542.01
  5. Step 5: Solve for x
    x = 38,759,542.01/6,987.01
  6. Step 6: Final answer
    x = 5,547.37

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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.