Home / 8,365.32-12,554.88-4,206.51

Finding the Fourth Proportional to 8,365.32, 12,554.88 and 4,206.51

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Solution

The fourth proportional to 8,365.32, 12,554.88 and 4,206.51 is: 6,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.32 : 12,554.88 = 4,206.51 : x
  2. Step 2: Convert to fraction form
    8,365.32/12,554.88 = 4,206.51/x
  3. Step 3: Cross multiply
    8,365.32x = 12,554.88 × 4,206.51
  4. Step 4: Simplify right side
    8,365.32x = 52,812,228.27
  5. Step 5: Solve for x
    x = 52,812,228.27/8,365.32
  6. Step 6: Final answer
    x = 6,313.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.