Home / 5,599.71-7,727.91-3,210.08

Finding the Fourth Proportional to 5,599.71, 7,727.91 and 3,210.08

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Solution

The fourth proportional to 5,599.71, 7,727.91 and 3,210.08 is: 4,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.71 : 7,727.91 = 3,210.08 : x
  2. Step 2: Convert to fraction form
    5,599.71/7,727.91 = 3,210.08/x
  3. Step 3: Cross multiply
    5,599.71x = 7,727.91 × 3,210.08
  4. Step 4: Simplify right side
    5,599.71x = 24,807,170.69
  5. Step 5: Solve for x
    x = 24,807,170.69/5,599.71
  6. Step 6: Final answer
    x = 4,430.09

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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.