Home / 8,124.06-11,211.39-4,587.30

Finding the Fourth Proportional to 8,124.06, 11,211.39 and 4,587.30

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Solution

The fourth proportional to 8,124.06, 11,211.39 and 4,587.30 is: 6,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.06 : 11,211.39 = 4,587.30 : x
  2. Step 2: Convert to fraction form
    8,124.06/11,211.39 = 4,587.30/x
  3. Step 3: Cross multiply
    8,124.06x = 11,211.39 × 4,587.30
  4. Step 4: Simplify right side
    8,124.06x = 51,430,009.35
  5. Step 5: Solve for x
    x = 51,430,009.35/8,124.06
  6. Step 6: Final answer
    x = 6,330.58

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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.