Home / 6,320.70-8,713.58-4,328.10

Finding the Fourth Proportional to 6,320.70, 8,713.58 and 4,328.10

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Solution

The fourth proportional to 6,320.70, 8,713.58 and 4,328.10 is: 5,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.70 : 8,713.58 = 4,328.10 : x
  2. Step 2: Convert to fraction form
    6,320.70/8,713.58 = 4,328.10/x
  3. Step 3: Cross multiply
    6,320.70x = 8,713.58 × 4,328.10
  4. Step 4: Simplify right side
    6,320.70x = 37,713,223.96
  5. Step 5: Solve for x
    x = 37,713,223.96/6,320.70
  6. Step 6: Final answer
    x = 5,966.62

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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.