Home / 6,322.48-9,478.36-2,622.40

Finding the Fourth Proportional to 6,322.48, 9,478.36 and 2,622.40

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Solution

The fourth proportional to 6,322.48, 9,478.36 and 2,622.40 is: 3,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.48 : 9,478.36 = 2,622.40 : x
  2. Step 2: Convert to fraction form
    6,322.48/9,478.36 = 2,622.40/x
  3. Step 3: Cross multiply
    6,322.48x = 9,478.36 × 2,622.40
  4. Step 4: Simplify right side
    6,322.48x = 24,856,030.85
  5. Step 5: Solve for x
    x = 24,856,030.85/6,322.48
  6. Step 6: Final answer
    x = 3,931.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.