Home / 9,938.49-13,714.70-5,461.98

Finding the Fourth Proportional to 9,938.49, 13,714.70 and 5,461.98

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Solution

The fourth proportional to 9,938.49, 13,714.70 and 5,461.98 is: 7,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.49 : 13,714.70 = 5,461.98 : x
  2. Step 2: Convert to fraction form
    9,938.49/13,714.70 = 5,461.98/x
  3. Step 3: Cross multiply
    9,938.49x = 13,714.70 × 5,461.98
  4. Step 4: Simplify right side
    9,938.49x = 74,909,348.53
  5. Step 5: Solve for x
    x = 74,909,348.53/9,938.49
  6. Step 6: Final answer
    x = 7,537.30

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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.