Home / 6,292.40-9,427.80-2,998.40

Finding the Fourth Proportional to 6,292.40, 9,427.80 and 2,998.40

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Solution

The fourth proportional to 6,292.40, 9,427.80 and 2,998.40 is: 4,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.40 : 9,427.80 = 2,998.40 : x
  2. Step 2: Convert to fraction form
    6,292.40/9,427.80 = 2,998.40/x
  3. Step 3: Cross multiply
    6,292.40x = 9,427.80 × 2,998.40
  4. Step 4: Simplify right side
    6,292.40x = 28,268,315.52
  5. Step 5: Solve for x
    x = 28,268,315.52/6,292.40
  6. Step 6: Final answer
    x = 4,492.45

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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.