Home / 8,282.91-11,430.25-4,506.15

Finding the Fourth Proportional to 8,282.91, 11,430.25 and 4,506.15

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Solution

The fourth proportional to 8,282.91, 11,430.25 and 4,506.15 is: 6,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.91 : 11,430.25 = 4,506.15 : x
  2. Step 2: Convert to fraction form
    8,282.91/11,430.25 = 4,506.15/x
  3. Step 3: Cross multiply
    8,282.91x = 11,430.25 × 4,506.15
  4. Step 4: Simplify right side
    8,282.91x = 51,506,421.04
  5. Step 5: Solve for x
    x = 51,506,421.04/8,282.91
  6. Step 6: Final answer
    x = 6,218.40

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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.