Home / 6,987.24-9,643.02-4,003.32

Finding the Fourth Proportional to 6,987.24, 9,643.02 and 4,003.32

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Solution

The fourth proportional to 6,987.24, 9,643.02 and 4,003.32 is: 5,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.24 : 9,643.02 = 4,003.32 : x
  2. Step 2: Convert to fraction form
    6,987.24/9,643.02 = 4,003.32/x
  3. Step 3: Cross multiply
    6,987.24x = 9,643.02 × 4,003.32
  4. Step 4: Simplify right side
    6,987.24x = 38,604,094.83
  5. Step 5: Solve for x
    x = 38,604,094.83/6,987.24
  6. Step 6: Final answer
    x = 5,524.94

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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.