Home / 9,476.20-14,220.70-5,316.20

Finding the Fourth Proportional to 9,476.20, 14,220.70 and 5,316.20

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Solution

The fourth proportional to 9,476.20, 14,220.70 and 5,316.20 is: 7,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,476.20 : 14,220.70 = 5,316.20 : x
  2. Step 2: Convert to fraction form
    9,476.20/14,220.70 = 5,316.20/x
  3. Step 3: Cross multiply
    9,476.20x = 14,220.70 × 5,316.20
  4. Step 4: Simplify right side
    9,476.20x = 75,600,085.34
  5. Step 5: Solve for x
    x = 75,600,085.34/9,476.20
  6. Step 6: Final answer
    x = 7,977.89

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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.