Home / 7,328.45-10,970.80-4,546.40

Finding the Fourth Proportional to 7,328.45, 10,970.80 and 4,546.40

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Solution

The fourth proportional to 7,328.45, 10,970.80 and 4,546.40 is: 6,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.45 : 10,970.80 = 4,546.40 : x
  2. Step 2: Convert to fraction form
    7,328.45/10,970.80 = 4,546.40/x
  3. Step 3: Cross multiply
    7,328.45x = 10,970.80 × 4,546.40
  4. Step 4: Simplify right side
    7,328.45x = 49,877,645.12
  5. Step 5: Solve for x
    x = 49,877,645.12/7,328.45
  6. Step 6: Final answer
    x = 6,806.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.