Home / 7,537.51-10,402.84-4,181.07

Finding the Fourth Proportional to 7,537.51, 10,402.84 and 4,181.07

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Solution

The fourth proportional to 7,537.51, 10,402.84 and 4,181.07 is: 5,770.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.51 : 10,402.84 = 4,181.07 : x
  2. Step 2: Convert to fraction form
    7,537.51/10,402.84 = 4,181.07/x
  3. Step 3: Cross multiply
    7,537.51x = 10,402.84 × 4,181.07
  4. Step 4: Simplify right side
    7,537.51x = 43,495,002.24
  5. Step 5: Solve for x
    x = 43,495,002.24/7,537.51
  6. Step 6: Final answer
    x = 5,770.47

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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.