Home / 7,623.28-10,520.76-4,266.42

Finding the Fourth Proportional to 7,623.28, 10,520.76 and 4,266.42

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Solution

The fourth proportional to 7,623.28, 10,520.76 and 4,266.42 is: 5,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.28 : 10,520.76 = 4,266.42 : x
  2. Step 2: Convert to fraction form
    7,623.28/10,520.76 = 4,266.42/x
  3. Step 3: Cross multiply
    7,623.28x = 10,520.76 × 4,266.42
  4. Step 4: Simplify right side
    7,623.28x = 44,885,980.88
  5. Step 5: Solve for x
    x = 44,885,980.88/7,623.28
  6. Step 6: Final answer
    x = 5,888.01

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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.