Home / 10,284.18-15,426.31-2,492.98

Finding the Fourth Proportional to 10,284.18, 15,426.31 and 2,492.98

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Solution

The fourth proportional to 10,284.18, 15,426.31 and 2,492.98 is: 3,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.18 : 15,426.31 = 2,492.98 : x
  2. Step 2: Convert to fraction form
    10,284.18/15,426.31 = 2,492.98/x
  3. Step 3: Cross multiply
    10,284.18x = 15,426.31 × 2,492.98
  4. Step 4: Simplify right side
    10,284.18x = 38,457,482.30
  5. Step 5: Solve for x
    x = 38,457,482.30/10,284.18
  6. Step 6: Final answer
    x = 3,739.48

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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.