Home / 7,524.63-10,384.08-4,380.75

Finding the Fourth Proportional to 7,524.63, 10,384.08 and 4,380.75

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Solution

The fourth proportional to 7,524.63, 10,384.08 and 4,380.75 is: 6,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.63 : 10,384.08 = 4,380.75 : x
  2. Step 2: Convert to fraction form
    7,524.63/10,384.08 = 4,380.75/x
  3. Step 3: Cross multiply
    7,524.63x = 10,384.08 × 4,380.75
  4. Step 4: Simplify right side
    7,524.63x = 45,490,058.46
  5. Step 5: Solve for x
    x = 45,490,058.46/7,524.63
  6. Step 6: Final answer
    x = 6,045.49

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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.