Home / 7,330.76-10,116.58-3,973.64

Finding the Fourth Proportional to 7,330.76, 10,116.58 and 3,973.64

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Solution

The fourth proportional to 7,330.76, 10,116.58 and 3,973.64 is: 5,483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.76 : 10,116.58 = 3,973.64 : x
  2. Step 2: Convert to fraction form
    7,330.76/10,116.58 = 3,973.64/x
  3. Step 3: Cross multiply
    7,330.76x = 10,116.58 × 3,973.64
  4. Step 4: Simplify right side
    7,330.76x = 40,199,646.95
  5. Step 5: Solve for x
    x = 40,199,646.95/7,330.76
  6. Step 6: Final answer
    x = 5,483.69

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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.