Home / 9,024.66-12,451.49-5,390.28

Finding the Fourth Proportional to 9,024.66, 12,451.49 and 5,390.28

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Solution

The fourth proportional to 9,024.66, 12,451.49 and 5,390.28 is: 7,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,024.66 : 12,451.49 = 5,390.28 : x
  2. Step 2: Convert to fraction form
    9,024.66/12,451.49 = 5,390.28/x
  3. Step 3: Cross multiply
    9,024.66x = 12,451.49 × 5,390.28
  4. Step 4: Simplify right side
    9,024.66x = 67,117,030.99
  5. Step 5: Solve for x
    x = 67,117,030.99/9,024.66
  6. Step 6: Final answer
    x = 7,437.07

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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.