Home / 11,603.02-16,012.44-6,887.32

Finding the Fourth Proportional to 11,603.02, 16,012.44 and 6,887.32

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Solution

The fourth proportional to 11,603.02, 16,012.44 and 6,887.32 is: 9,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.02 : 16,012.44 = 6,887.32 : x
  2. Step 2: Convert to fraction form
    11,603.02/16,012.44 = 6,887.32/x
  3. Step 3: Cross multiply
    11,603.02x = 16,012.44 × 6,887.32
  4. Step 4: Simplify right side
    11,603.02x = 110,282,798.26
  5. Step 5: Solve for x
    x = 110,282,798.26/11,603.02
  6. Step 6: Final answer
    x = 9,504.66

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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.