Home / 9,938.60-13,714.09-5,461.62

Finding the Fourth Proportional to 9,938.60, 13,714.09 and 5,461.62

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Solution

The fourth proportional to 9,938.60, 13,714.09 and 5,461.62 is: 7,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.60 : 13,714.09 = 5,461.62 : x
  2. Step 2: Convert to fraction form
    9,938.60/13,714.09 = 5,461.62/x
  3. Step 3: Cross multiply
    9,938.60x = 13,714.09 × 5,461.62
  4. Step 4: Simplify right side
    9,938.60x = 74,901,148.23
  5. Step 5: Solve for x
    x = 74,901,148.23/9,938.60
  6. Step 6: Final answer
    x = 7,536.39

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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.