Home / 9,327.71-12,870.01-5,293.64

Finding the Fourth Proportional to 9,327.71, 12,870.01 and 5,293.64

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Solution

The fourth proportional to 9,327.71, 12,870.01 and 5,293.64 is: 7,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.71 : 12,870.01 = 5,293.64 : x
  2. Step 2: Convert to fraction form
    9,327.71/12,870.01 = 5,293.64/x
  3. Step 3: Cross multiply
    9,327.71x = 12,870.01 × 5,293.64
  4. Step 4: Simplify right side
    9,327.71x = 68,129,122.15
  5. Step 5: Solve for x
    x = 68,129,122.15/9,327.71
  6. Step 6: Final answer
    x = 7,303.95

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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.