Home / 8,349.81-11,496.51-7,088.25

Finding the Fourth Proportional to 8,349.81, 11,496.51 and 7,088.25

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Solution

The fourth proportional to 8,349.81, 11,496.51 and 7,088.25 is: 9,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.81 : 11,496.51 = 7,088.25 : x
  2. Step 2: Convert to fraction form
    8,349.81/11,496.51 = 7,088.25/x
  3. Step 3: Cross multiply
    8,349.81x = 11,496.51 × 7,088.25
  4. Step 4: Simplify right side
    8,349.81x = 81,490,137.01
  5. Step 5: Solve for x
    x = 81,490,137.01/8,349.81
  6. Step 6: Final answer
    x = 9,759.52

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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.