Home / 6,359.49-8,776.08-3,708.68

Finding the Fourth Proportional to 6,359.49, 8,776.08 and 3,708.68

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Solution

The fourth proportional to 6,359.49, 8,776.08 and 3,708.68 is: 5,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.49 : 8,776.08 = 3,708.68 : x
  2. Step 2: Convert to fraction form
    6,359.49/8,776.08 = 3,708.68/x
  3. Step 3: Cross multiply
    6,359.49x = 8,776.08 × 3,708.68
  4. Step 4: Simplify right side
    6,359.49x = 32,547,628.49
  5. Step 5: Solve for x
    x = 32,547,628.49/6,359.49
  6. Step 6: Final answer
    x = 5,117.96

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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.