Home / 7,669.55-10,583.71-4,312.56

Finding the Fourth Proportional to 7,669.55, 10,583.71 and 4,312.56

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Solution

The fourth proportional to 7,669.55, 10,583.71 and 4,312.56 is: 5,951.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.55 : 10,583.71 = 4,312.56 : x
  2. Step 2: Convert to fraction form
    7,669.55/10,583.71 = 4,312.56/x
  3. Step 3: Cross multiply
    7,669.55x = 10,583.71 × 4,312.56
  4. Step 4: Simplify right side
    7,669.55x = 45,642,873.62
  5. Step 5: Solve for x
    x = 45,642,873.62/7,669.55
  6. Step 6: Final answer
    x = 5,951.18

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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.