Home / 7,669.43-10,583.32-4,312.20

Finding the Fourth Proportional to 7,669.43, 10,583.32 and 4,312.20

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Solution

The fourth proportional to 7,669.43, 10,583.32 and 4,312.20 is: 5,950.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.43 : 10,583.32 = 4,312.20 : x
  2. Step 2: Convert to fraction form
    7,669.43/10,583.32 = 4,312.20/x
  3. Step 3: Cross multiply
    7,669.43x = 10,583.32 × 4,312.20
  4. Step 4: Simplify right side
    7,669.43x = 45,637,392.50
  5. Step 5: Solve for x
    x = 45,637,392.50/7,669.43
  6. Step 6: Final answer
    x = 5,950.56

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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.