Home / 11,021.02-15,208.71-5,985.01

Finding the Fourth Proportional to 11,021.02, 15,208.71 and 5,985.01

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Solution

The fourth proportional to 11,021.02, 15,208.71 and 5,985.01 is: 8,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.02 : 15,208.71 = 5,985.01 : x
  2. Step 2: Convert to fraction form
    11,021.02/15,208.71 = 5,985.01/x
  3. Step 3: Cross multiply
    11,021.02x = 15,208.71 × 5,985.01
  4. Step 4: Simplify right side
    11,021.02x = 91,024,281.44
  5. Step 5: Solve for x
    x = 91,024,281.44/11,021.02
  6. Step 6: Final answer
    x = 8,259.15

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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.