Home / 9,619.48-14,429.56-4,938.22

Finding the Fourth Proportional to 9,619.48, 14,429.56 and 4,938.22

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Solution

The fourth proportional to 9,619.48, 14,429.56 and 4,938.22 is: 7,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.48 : 14,429.56 = 4,938.22 : x
  2. Step 2: Convert to fraction form
    9,619.48/14,429.56 = 4,938.22/x
  3. Step 3: Cross multiply
    9,619.48x = 14,429.56 × 4,938.22
  4. Step 4: Simplify right side
    9,619.48x = 71,256,341.78
  5. Step 5: Solve for x
    x = 71,256,341.78/9,619.48
  6. Step 6: Final answer
    x = 7,407.50

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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.