Home / 10,288.07-14,197.50-5,572.35

Finding the Fourth Proportional to 10,288.07, 14,197.50 and 5,572.35

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Solution

The fourth proportional to 10,288.07, 14,197.50 and 5,572.35 is: 7,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.07 : 14,197.50 = 5,572.35 : x
  2. Step 2: Convert to fraction form
    10,288.07/14,197.50 = 5,572.35/x
  3. Step 3: Cross multiply
    10,288.07x = 14,197.50 × 5,572.35
  4. Step 4: Simplify right side
    10,288.07x = 79,113,439.13
  5. Step 5: Solve for x
    x = 79,113,439.13/10,288.07
  6. Step 6: Final answer
    x = 7,689.82

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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.