Home / 8,432.28-11,636.93-4,848.40

Finding the Fourth Proportional to 8,432.28, 11,636.93 and 4,848.40

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Solution

The fourth proportional to 8,432.28, 11,636.93 and 4,848.40 is: 6,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.28 : 11,636.93 = 4,848.40 : x
  2. Step 2: Convert to fraction form
    8,432.28/11,636.93 = 4,848.40/x
  3. Step 3: Cross multiply
    8,432.28x = 11,636.93 × 4,848.40
  4. Step 4: Simplify right side
    8,432.28x = 56,420,491.41
  5. Step 5: Solve for x
    x = 56,420,491.41/8,432.28
  6. Step 6: Final answer
    x = 6,691.01

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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.