Home / 6,543.15-9,029.60-3,558.97

Finding the Fourth Proportional to 6,543.15, 9,029.60 and 3,558.97

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Solution

The fourth proportional to 6,543.15, 9,029.60 and 3,558.97 is: 4,911.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.15 : 9,029.60 = 3,558.97 : x
  2. Step 2: Convert to fraction form
    6,543.15/9,029.60 = 3,558.97/x
  3. Step 3: Cross multiply
    6,543.15x = 9,029.60 × 3,558.97
  4. Step 4: Simplify right side
    6,543.15x = 32,136,075.51
  5. Step 5: Solve for x
    x = 32,136,075.51/6,543.15
  6. Step 6: Final answer
    x = 4,911.41

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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.