Home / 6,240.28-9,358.80-1,856.74

Finding the Fourth Proportional to 6,240.28, 9,358.80 and 1,856.74

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Solution

The fourth proportional to 6,240.28, 9,358.80 and 1,856.74 is: 2,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.28 : 9,358.80 = 1,856.74 : x
  2. Step 2: Convert to fraction form
    6,240.28/9,358.80 = 1,856.74/x
  3. Step 3: Cross multiply
    6,240.28x = 9,358.80 × 1,856.74
  4. Step 4: Simplify right side
    6,240.28x = 17,376,858.31
  5. Step 5: Solve for x
    x = 17,376,858.31/6,240.28
  6. Step 6: Final answer
    x = 2,784.63

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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.