Home / 9,905.51-14,858.55-4,355.97

Finding the Fourth Proportional to 9,905.51, 14,858.55 and 4,355.97

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Solution

The fourth proportional to 9,905.51, 14,858.55 and 4,355.97 is: 6,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.51 : 14,858.55 = 4,355.97 : x
  2. Step 2: Convert to fraction form
    9,905.51/14,858.55 = 4,355.97/x
  3. Step 3: Cross multiply
    9,905.51x = 14,858.55 × 4,355.97
  4. Step 4: Simplify right side
    9,905.51x = 64,723,398.04
  5. Step 5: Solve for x
    x = 64,723,398.04/9,905.51
  6. Step 6: Final answer
    x = 6,534.08

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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.