Home / 9,795.65-13,518.23-5,319.59

Finding the Fourth Proportional to 9,795.65, 13,518.23 and 5,319.59

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Solution

The fourth proportional to 9,795.65, 13,518.23 and 5,319.59 is: 7,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.65 : 13,518.23 = 5,319.59 : x
  2. Step 2: Convert to fraction form
    9,795.65/13,518.23 = 5,319.59/x
  3. Step 3: Cross multiply
    9,795.65x = 13,518.23 × 5,319.59
  4. Step 4: Simplify right side
    9,795.65x = 71,911,346.94
  5. Step 5: Solve for x
    x = 71,911,346.94/9,795.65
  6. Step 6: Final answer
    x = 7,341.15

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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.