Home / 6,750.15-10,128.64-4,554.26

Finding the Fourth Proportional to 6,750.15, 10,128.64 and 4,554.26

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Solution

The fourth proportional to 6,750.15, 10,128.64 and 4,554.26 is: 6,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.15 : 10,128.64 = 4,554.26 : x
  2. Step 2: Convert to fraction form
    6,750.15/10,128.64 = 4,554.26/x
  3. Step 3: Cross multiply
    6,750.15x = 10,128.64 × 4,554.26
  4. Step 4: Simplify right side
    6,750.15x = 46,128,437.24
  5. Step 5: Solve for x
    x = 46,128,437.24/6,750.15
  6. Step 6: Final answer
    x = 6,833.70

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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.