Home / 6,223.10-9,315.45-4,653.90

Finding the Fourth Proportional to 6,223.10, 9,315.45 and 4,653.90

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Solution

The fourth proportional to 6,223.10, 9,315.45 and 4,653.90 is: 6,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.10 : 9,315.45 = 4,653.90 : x
  2. Step 2: Convert to fraction form
    6,223.10/9,315.45 = 4,653.90/x
  3. Step 3: Cross multiply
    6,223.10x = 9,315.45 × 4,653.90
  4. Step 4: Simplify right side
    6,223.10x = 43,353,172.76
  5. Step 5: Solve for x
    x = 43,353,172.76/6,223.10
  6. Step 6: Final answer
    x = 6,966.50

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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.