Home / 5,330.25-7,995.51-1,867.50

Finding the Fourth Proportional to 5,330.25, 7,995.51 and 1,867.50

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Solution

The fourth proportional to 5,330.25, 7,995.51 and 1,867.50 is: 2,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.25 : 7,995.51 = 1,867.50 : x
  2. Step 2: Convert to fraction form
    5,330.25/7,995.51 = 1,867.50/x
  3. Step 3: Cross multiply
    5,330.25x = 7,995.51 × 1,867.50
  4. Step 4: Simplify right side
    5,330.25x = 14,931,614.93
  5. Step 5: Solve for x
    x = 14,931,614.93/5,330.25
  6. Step 6: Final answer
    x = 2,801.30

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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.