Home / 11,947.19-16,487.54-6,570.03

Finding the Fourth Proportional to 11,947.19, 16,487.54 and 6,570.03

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Solution

The fourth proportional to 11,947.19, 16,487.54 and 6,570.03 is: 9,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.19 : 16,487.54 = 6,570.03 : x
  2. Step 2: Convert to fraction form
    11,947.19/16,487.54 = 6,570.03/x
  3. Step 3: Cross multiply
    11,947.19x = 16,487.54 × 6,570.03
  4. Step 4: Simplify right side
    11,947.19x = 108,323,690.07
  5. Step 5: Solve for x
    x = 108,323,690.07/11,947.19
  6. Step 6: Final answer
    x = 9,066.88

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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.