Home / 8,068.21-11,130.75-5,825.18

Finding the Fourth Proportional to 8,068.21, 11,130.75 and 5,825.18

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Solution

The fourth proportional to 8,068.21, 11,130.75 and 5,825.18 is: 8,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.21 : 11,130.75 = 5,825.18 : x
  2. Step 2: Convert to fraction form
    8,068.21/11,130.75 = 5,825.18/x
  3. Step 3: Cross multiply
    8,068.21x = 11,130.75 × 5,825.18
  4. Step 4: Simplify right side
    8,068.21x = 64,838,650.11
  5. Step 5: Solve for x
    x = 64,838,650.11/8,068.21
  6. Step 6: Final answer
    x = 8,036.31

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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.