Home / 8,391.24-11,582-4,856.52

Finding the Fourth Proportional to 8,391.24, 11,582 and 4,856.52

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Solution

The fourth proportional to 8,391.24, 11,582 and 4,856.52 is: 6,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391.24 : 11,582 = 4,856.52 : x
  2. Step 2: Convert to fraction form
    8,391.24/11,582 = 4,856.52/x
  3. Step 3: Cross multiply
    8,391.24x = 11,582 × 4,856.52
  4. Step 4: Simplify right side
    8,391.24x = 56,248,214.64
  5. Step 5: Solve for x
    x = 56,248,214.64/8,391.24
  6. Step 6: Final answer
    x = 6,703.21

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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.