Home / 7,678.55-10,596.29-4,275.54

Finding the Fourth Proportional to 7,678.55, 10,596.29 and 4,275.54

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Solution

The fourth proportional to 7,678.55, 10,596.29 and 4,275.54 is: 5,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.55 : 10,596.29 = 4,275.54 : x
  2. Step 2: Convert to fraction form
    7,678.55/10,596.29 = 4,275.54/x
  3. Step 3: Cross multiply
    7,678.55x = 10,596.29 × 4,275.54
  4. Step 4: Simplify right side
    7,678.55x = 45,304,840.37
  5. Step 5: Solve for x
    x = 45,304,840.37/7,678.55
  6. Step 6: Final answer
    x = 5,900.18

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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.