Home / 8,703.37-13,055.05-3,155.45

Finding the Fourth Proportional to 8,703.37, 13,055.05 and 3,155.45

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Solution

The fourth proportional to 8,703.37, 13,055.05 and 3,155.45 is: 4,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.37 : 13,055.05 = 3,155.45 : x
  2. Step 2: Convert to fraction form
    8,703.37/13,055.05 = 3,155.45/x
  3. Step 3: Cross multiply
    8,703.37x = 13,055.05 × 3,155.45
  4. Step 4: Simplify right side
    8,703.37x = 41,194,557.52
  5. Step 5: Solve for x
    x = 41,194,557.52/8,703.37
  6. Step 6: Final answer
    x = 4,733.18

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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.