Home / 7,503.46-10,356.21-4,318.90

Finding the Fourth Proportional to 7,503.46, 10,356.21 and 4,318.90

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Solution

The fourth proportional to 7,503.46, 10,356.21 and 4,318.90 is: 5,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.46 : 10,356.21 = 4,318.90 : x
  2. Step 2: Convert to fraction form
    7,503.46/10,356.21 = 4,318.90/x
  3. Step 3: Cross multiply
    7,503.46x = 10,356.21 × 4,318.90
  4. Step 4: Simplify right side
    7,503.46x = 44,727,409.48
  5. Step 5: Solve for x
    x = 44,727,409.48/7,503.46
  6. Step 6: Final answer
    x = 5,960.91

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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.