Home / 9,158.52-13,710.75-6,828.76

Finding the Fourth Proportional to 9,158.52, 13,710.75 and 6,828.76

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Solution

The fourth proportional to 9,158.52, 13,710.75 and 6,828.76 is: 10,222.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.52 : 13,710.75 = 6,828.76 : x
  2. Step 2: Convert to fraction form
    9,158.52/13,710.75 = 6,828.76/x
  3. Step 3: Cross multiply
    9,158.52x = 13,710.75 × 6,828.76
  4. Step 4: Simplify right side
    9,158.52x = 93,627,421.17
  5. Step 5: Solve for x
    x = 93,627,421.17/9,158.52
  6. Step 6: Final answer
    x = 10,222.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.