Home / 7,605.33-10,490.98-4,578.35

Finding the Fourth Proportional to 7,605.33, 10,490.98 and 4,578.35

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Solution

The fourth proportional to 7,605.33, 10,490.98 and 4,578.35 is: 6,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.33 : 10,490.98 = 4,578.35 : x
  2. Step 2: Convert to fraction form
    7,605.33/10,490.98 = 4,578.35/x
  3. Step 3: Cross multiply
    7,605.33x = 10,490.98 × 4,578.35
  4. Step 4: Simplify right side
    7,605.33x = 48,031,302.94
  5. Step 5: Solve for x
    x = 48,031,302.94/7,605.33
  6. Step 6: Final answer
    x = 6,315.48

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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.