Home / 8,432.36-11,637.28-4,896.11

Finding the Fourth Proportional to 8,432.36, 11,637.28 and 4,896.11

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Solution

The fourth proportional to 8,432.36, 11,637.28 and 4,896.11 is: 6,756.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.36 : 11,637.28 = 4,896.11 : x
  2. Step 2: Convert to fraction form
    8,432.36/11,637.28 = 4,896.11/x
  3. Step 3: Cross multiply
    8,432.36x = 11,637.28 × 4,896.11
  4. Step 4: Simplify right side
    8,432.36x = 56,977,402.98
  5. Step 5: Solve for x
    x = 56,977,402.98/8,432.36
  6. Step 6: Final answer
    x = 6,756.99

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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.