Home / 6,389.21-9,597.79-4,552.13

Finding the Fourth Proportional to 6,389.21, 9,597.79 and 4,552.13

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Solution

The fourth proportional to 6,389.21, 9,597.79 and 4,552.13 is: 6,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.21 : 9,597.79 = 4,552.13 : x
  2. Step 2: Convert to fraction form
    6,389.21/9,597.79 = 4,552.13/x
  3. Step 3: Cross multiply
    6,389.21x = 9,597.79 × 4,552.13
  4. Step 4: Simplify right side
    6,389.21x = 43,690,417.48
  5. Step 5: Solve for x
    x = 43,690,417.48/6,389.21
  6. Step 6: Final answer
    x = 6,838.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.