Home / 7,200.32-9,928.67-4,510.58

Finding the Fourth Proportional to 7,200.32, 9,928.67 and 4,510.58

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Solution

The fourth proportional to 7,200.32, 9,928.67 and 4,510.58 is: 6,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.32 : 9,928.67 = 4,510.58 : x
  2. Step 2: Convert to fraction form
    7,200.32/9,928.67 = 4,510.58/x
  3. Step 3: Cross multiply
    7,200.32x = 9,928.67 × 4,510.58
  4. Step 4: Simplify right side
    7,200.32x = 44,783,988.13
  5. Step 5: Solve for x
    x = 44,783,988.13/7,200.32
  6. Step 6: Final answer
    x = 6,219.73

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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.