Home / 7,529.29-10,390.16-4,546.87

Finding the Fourth Proportional to 7,529.29, 10,390.16 and 4,546.87

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Solution

The fourth proportional to 7,529.29, 10,390.16 and 4,546.87 is: 6,274.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.29 : 10,390.16 = 4,546.87 : x
  2. Step 2: Convert to fraction form
    7,529.29/10,390.16 = 4,546.87/x
  3. Step 3: Cross multiply
    7,529.29x = 10,390.16 × 4,546.87
  4. Step 4: Simplify right side
    7,529.29x = 47,242,692.19
  5. Step 5: Solve for x
    x = 47,242,692.19/7,529.29
  6. Step 6: Final answer
    x = 6,274.52

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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.