Home / 5,353.71-7,389.68-3,261.63

Finding the Fourth Proportional to 5,353.71, 7,389.68 and 3,261.63

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Solution

The fourth proportional to 5,353.71, 7,389.68 and 3,261.63 is: 4,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.71 : 7,389.68 = 3,261.63 : x
  2. Step 2: Convert to fraction form
    5,353.71/7,389.68 = 3,261.63/x
  3. Step 3: Cross multiply
    5,353.71x = 7,389.68 × 3,261.63
  4. Step 4: Simplify right side
    5,353.71x = 24,102,385.67
  5. Step 5: Solve for x
    x = 24,102,385.67/5,353.71
  6. Step 6: Final answer
    x = 4,502.00

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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.