Home / 10,428.51-14,391.32-5,953.66

Finding the Fourth Proportional to 10,428.51, 14,391.32 and 5,953.66

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Solution

The fourth proportional to 10,428.51, 14,391.32 and 5,953.66 is: 8,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428.51 : 14,391.32 = 5,953.66 : x
  2. Step 2: Convert to fraction form
    10,428.51/14,391.32 = 5,953.66/x
  3. Step 3: Cross multiply
    10,428.51x = 14,391.32 × 5,953.66
  4. Step 4: Simplify right side
    10,428.51x = 85,681,034.45
  5. Step 5: Solve for x
    x = 85,681,034.45/10,428.51
  6. Step 6: Final answer
    x = 8,216.04

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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.