Home / 7,302.83-10,955.60-3,407.22

Finding the Fourth Proportional to 7,302.83, 10,955.60 and 3,407.22

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Solution

The fourth proportional to 7,302.83, 10,955.60 and 3,407.22 is: 5,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.83 : 10,955.60 = 3,407.22 : x
  2. Step 2: Convert to fraction form
    7,302.83/10,955.60 = 3,407.22/x
  3. Step 3: Cross multiply
    7,302.83x = 10,955.60 × 3,407.22
  4. Step 4: Simplify right side
    7,302.83x = 37,328,122.40
  5. Step 5: Solve for x
    x = 37,328,122.40/7,302.83
  6. Step 6: Final answer
    x = 5,111.46

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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.