Home / 7,432.21-10,253.55-4,448.17

Finding the Fourth Proportional to 7,432.21, 10,253.55 and 4,448.17

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Solution

The fourth proportional to 7,432.21, 10,253.55 and 4,448.17 is: 6,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.21 : 10,253.55 = 4,448.17 : x
  2. Step 2: Convert to fraction form
    7,432.21/10,253.55 = 4,448.17/x
  3. Step 3: Cross multiply
    7,432.21x = 10,253.55 × 4,448.17
  4. Step 4: Simplify right side
    7,432.21x = 45,609,533.50
  5. Step 5: Solve for x
    x = 45,609,533.50/7,432.21
  6. Step 6: Final answer
    x = 6,136.74

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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.