Home / 9,653.48-13,316.10-5,921

Finding the Fourth Proportional to 9,653.48, 13,316.10 and 5,921

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Solution

The fourth proportional to 9,653.48, 13,316.10 and 5,921 is: 8,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,653.48 : 13,316.10 = 5,921 : x
  2. Step 2: Convert to fraction form
    9,653.48/13,316.10 = 5,921/x
  3. Step 3: Cross multiply
    9,653.48x = 13,316.10 × 5,921
  4. Step 4: Simplify right side
    9,653.48x = 78,844,628.10
  5. Step 5: Solve for x
    x = 78,844,628.10/9,653.48
  6. Step 6: Final answer
    x = 8,167.48

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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.