Home / 6,319.12-9,515.44-4,687.24

Finding the Fourth Proportional to 6,319.12, 9,515.44 and 4,687.24

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Solution

The fourth proportional to 6,319.12, 9,515.44 and 4,687.24 is: 7,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.12 : 9,515.44 = 4,687.24 : x
  2. Step 2: Convert to fraction form
    6,319.12/9,515.44 = 4,687.24/x
  3. Step 3: Cross multiply
    6,319.12x = 9,515.44 × 4,687.24
  4. Step 4: Simplify right side
    6,319.12x = 44,601,150.99
  5. Step 5: Solve for x
    x = 44,601,150.99/6,319.12
  6. Step 6: Final answer
    x = 7,058.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.