Home / 11,220.16-15,483.93-6,184.57

Finding the Fourth Proportional to 11,220.16, 15,483.93 and 6,184.57

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Solution

The fourth proportional to 11,220.16, 15,483.93 and 6,184.57 is: 8,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.16 : 15,483.93 = 6,184.57 : x
  2. Step 2: Convert to fraction form
    11,220.16/15,483.93 = 6,184.57/x
  3. Step 3: Cross multiply
    11,220.16x = 15,483.93 × 6,184.57
  4. Step 4: Simplify right side
    11,220.16x = 95,761,448.96
  5. Step 5: Solve for x
    x = 95,761,448.96/11,220.16
  6. Step 6: Final answer
    x = 8,534.77

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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.