Home / 7,669.72-10,583.53-4,312.09

Finding the Fourth Proportional to 7,669.72, 10,583.53 and 4,312.09

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Solution

The fourth proportional to 7,669.72, 10,583.53 and 4,312.09 is: 5,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.72 : 10,583.53 = 4,312.09 : x
  2. Step 2: Convert to fraction form
    7,669.72/10,583.53 = 4,312.09/x
  3. Step 3: Cross multiply
    7,669.72x = 10,583.53 × 4,312.09
  4. Step 4: Simplify right side
    7,669.72x = 45,637,133.88
  5. Step 5: Solve for x
    x = 45,637,133.88/7,669.72
  6. Step 6: Final answer
    x = 5,950.30

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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.