Home / 9,621.84-13,283.67-7,335.23

Finding the Fourth Proportional to 9,621.84, 13,283.67 and 7,335.23

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Solution

The fourth proportional to 9,621.84, 13,283.67 and 7,335.23 is: 10,126.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.84 : 13,283.67 = 7,335.23 : x
  2. Step 2: Convert to fraction form
    9,621.84/13,283.67 = 7,335.23/x
  3. Step 3: Cross multiply
    9,621.84x = 13,283.67 × 7,335.23
  4. Step 4: Simplify right side
    9,621.84x = 97,438,774.69
  5. Step 5: Solve for x
    x = 97,438,774.69/9,621.84
  6. Step 6: Final answer
    x = 10,126.83

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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.