Home / 8,282.71-11,430.01-4,505.90

Finding the Fourth Proportional to 8,282.71, 11,430.01 and 4,505.90

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Solution

The fourth proportional to 8,282.71, 11,430.01 and 4,505.90 is: 6,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.71 : 11,430.01 = 4,505.90 : x
  2. Step 2: Convert to fraction form
    8,282.71/11,430.01 = 4,505.90/x
  3. Step 3: Cross multiply
    8,282.71x = 11,430.01 × 4,505.90
  4. Step 4: Simplify right side
    8,282.71x = 51,502,526.98
  5. Step 5: Solve for x
    x = 51,502,526.98/8,282.71
  6. Step 6: Final answer
    x = 6,218.08

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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.