Home / 7,533.60-10,389.04-4,976.72

Finding the Fourth Proportional to 7,533.60, 10,389.04 and 4,976.72

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Solution

The fourth proportional to 7,533.60, 10,389.04 and 4,976.72 is: 6,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533.60 : 10,389.04 = 4,976.72 : x
  2. Step 2: Convert to fraction form
    7,533.60/10,389.04 = 4,976.72/x
  3. Step 3: Cross multiply
    7,533.60x = 10,389.04 × 4,976.72
  4. Step 4: Simplify right side
    7,533.60x = 51,703,343.15
  5. Step 5: Solve for x
    x = 51,703,343.15/7,533.60
  6. Step 6: Final answer
    x = 6,863.03

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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.