Home / 8,432.84-11,637.26-4,656.24

Finding the Fourth Proportional to 8,432.84, 11,637.26 and 4,656.24

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Solution

The fourth proportional to 8,432.84, 11,637.26 and 4,656.24 is: 6,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.84 : 11,637.26 = 4,656.24 : x
  2. Step 2: Convert to fraction form
    8,432.84/11,637.26 = 4,656.24/x
  3. Step 3: Cross multiply
    8,432.84x = 11,637.26 × 4,656.24
  4. Step 4: Simplify right side
    8,432.84x = 54,185,817.32
  5. Step 5: Solve for x
    x = 54,185,817.32/8,432.84
  6. Step 6: Final answer
    x = 6,425.58

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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.