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Finding the Fourth Proportional to 4,605.40, 6,859.25 and 4,583.08

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Solution

The fourth proportional to 4,605.40, 6,859.25 and 4,583.08 is: 6,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.40 : 6,859.25 = 4,583.08 : x
  2. Step 2: Convert to fraction form
    4,605.40/6,859.25 = 4,583.08/x
  3. Step 3: Cross multiply
    4,605.40x = 6,859.25 × 4,583.08
  4. Step 4: Simplify right side
    4,605.40x = 31,436,491.49
  5. Step 5: Solve for x
    x = 31,436,491.49/4,605.40
  6. Step 6: Final answer
    x = 6,826.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.