Home / 7,539.72-10,407.54-4,894.26

Finding the Fourth Proportional to 7,539.72, 10,407.54 and 4,894.26

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Solution

The fourth proportional to 7,539.72, 10,407.54 and 4,894.26 is: 6,755.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.72 : 10,407.54 = 4,894.26 : x
  2. Step 2: Convert to fraction form
    7,539.72/10,407.54 = 4,894.26/x
  3. Step 3: Cross multiply
    7,539.72x = 10,407.54 × 4,894.26
  4. Step 4: Simplify right side
    7,539.72x = 50,937,206.72
  5. Step 5: Solve for x
    x = 50,937,206.72/7,539.72
  6. Step 6: Final answer
    x = 6,755.85

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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.