Home / 8,402.28-11,592.63-4,865.37

Finding the Fourth Proportional to 8,402.28, 11,592.63 and 4,865.37

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Solution

The fourth proportional to 8,402.28, 11,592.63 and 4,865.37 is: 6,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.28 : 11,592.63 = 4,865.37 : x
  2. Step 2: Convert to fraction form
    8,402.28/11,592.63 = 4,865.37/x
  3. Step 3: Cross multiply
    8,402.28x = 11,592.63 × 4,865.37
  4. Step 4: Simplify right side
    8,402.28x = 56,402,434.22
  5. Step 5: Solve for x
    x = 56,402,434.22/8,402.28
  6. Step 6: Final answer
    x = 6,712.75

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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.