Home / 7,316.40-10,108.11-4,797.57

Finding the Fourth Proportional to 7,316.40, 10,108.11 and 4,797.57

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Solution

The fourth proportional to 7,316.40, 10,108.11 and 4,797.57 is: 6,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.40 : 10,108.11 = 4,797.57 : x
  2. Step 2: Convert to fraction form
    7,316.40/10,108.11 = 4,797.57/x
  3. Step 3: Cross multiply
    7,316.40x = 10,108.11 × 4,797.57
  4. Step 4: Simplify right side
    7,316.40x = 48,494,365.29
  5. Step 5: Solve for x
    x = 48,494,365.29/7,316.40
  6. Step 6: Final answer
    x = 6,628.17

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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.