Home / 10,288.09-14,197.51-5,572.34

Finding the Fourth Proportional to 10,288.09, 14,197.51 and 5,572.34

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Solution

The fourth proportional to 10,288.09, 14,197.51 and 5,572.34 is: 7,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.09 : 14,197.51 = 5,572.34 : x
  2. Step 2: Convert to fraction form
    10,288.09/14,197.51 = 5,572.34/x
  3. Step 3: Cross multiply
    10,288.09x = 14,197.51 × 5,572.34
  4. Step 4: Simplify right side
    10,288.09x = 79,113,352.87
  5. Step 5: Solve for x
    x = 79,113,352.87/10,288.09
  6. Step 6: Final answer
    x = 7,689.80

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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.