Home / 10,526.94-14,527.13-5,811.21

Finding the Fourth Proportional to 10,526.94, 14,527.13 and 5,811.21

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Solution

The fourth proportional to 10,526.94, 14,527.13 and 5,811.21 is: 8,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.94 : 14,527.13 = 5,811.21 : x
  2. Step 2: Convert to fraction form
    10,526.94/14,527.13 = 5,811.21/x
  3. Step 3: Cross multiply
    10,526.94x = 14,527.13 × 5,811.21
  4. Step 4: Simplify right side
    10,526.94x = 84,420,174.07
  5. Step 5: Solve for x
    x = 84,420,174.07/10,526.94
  6. Step 6: Final answer
    x = 8,019.44

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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.