Home / 7,296.40-10,068.48-4,152.64

Finding the Fourth Proportional to 7,296.40, 10,068.48 and 4,152.64

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Solution

The fourth proportional to 7,296.40, 10,068.48 and 4,152.64 is: 5,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.40 : 10,068.48 = 4,152.64 : x
  2. Step 2: Convert to fraction form
    7,296.40/10,068.48 = 4,152.64/x
  3. Step 3: Cross multiply
    7,296.40x = 10,068.48 × 4,152.64
  4. Step 4: Simplify right side
    7,296.40x = 41,810,772.79
  5. Step 5: Solve for x
    x = 41,810,772.79/7,296.40
  6. Step 6: Final answer
    x = 5,730.33

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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.