Home / 6,282.30-8,668.95-3,487.50

Finding the Fourth Proportional to 6,282.30, 8,668.95 and 3,487.50

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Solution

The fourth proportional to 6,282.30, 8,668.95 and 3,487.50 is: 4,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.30 : 8,668.95 = 3,487.50 : x
  2. Step 2: Convert to fraction form
    6,282.30/8,668.95 = 3,487.50/x
  3. Step 3: Cross multiply
    6,282.30x = 8,668.95 × 3,487.50
  4. Step 4: Simplify right side
    6,282.30x = 30,232,963.13
  5. Step 5: Solve for x
    x = 30,232,963.13/6,282.30
  6. Step 6: Final answer
    x = 4,812.40

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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.