Home / 6,376.59-8,798.64-3,688.07

Finding the Fourth Proportional to 6,376.59, 8,798.64 and 3,688.07

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Solution

The fourth proportional to 6,376.59, 8,798.64 and 3,688.07 is: 5,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.59 : 8,798.64 = 3,688.07 : x
  2. Step 2: Convert to fraction form
    6,376.59/8,798.64 = 3,688.07/x
  3. Step 3: Cross multiply
    6,376.59x = 8,798.64 × 3,688.07
  4. Step 4: Simplify right side
    6,376.59x = 32,449,956.23
  5. Step 5: Solve for x
    x = 32,449,956.23/6,376.59
  6. Step 6: Final answer
    x = 5,088.92

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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.