Home / 9,795.98-13,518.45-5,319.71

Finding the Fourth Proportional to 9,795.98, 13,518.45 and 5,319.71

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Solution

The fourth proportional to 9,795.98, 13,518.45 and 5,319.71 is: 7,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.98 : 13,518.45 = 5,319.71 : x
  2. Step 2: Convert to fraction form
    9,795.98/13,518.45 = 5,319.71/x
  3. Step 3: Cross multiply
    9,795.98x = 13,518.45 × 5,319.71
  4. Step 4: Simplify right side
    9,795.98x = 71,914,267.45
  5. Step 5: Solve for x
    x = 71,914,267.45/9,795.98
  6. Step 6: Final answer
    x = 7,341.21

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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.