Home / 10,284.08-15,426.12-2,492.90

Finding the Fourth Proportional to 10,284.08, 15,426.12 and 2,492.90

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Solution

The fourth proportional to 10,284.08, 15,426.12 and 2,492.90 is: 3,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.08 : 15,426.12 = 2,492.90 : x
  2. Step 2: Convert to fraction form
    10,284.08/15,426.12 = 2,492.90/x
  3. Step 3: Cross multiply
    10,284.08x = 15,426.12 × 2,492.90
  4. Step 4: Simplify right side
    10,284.08x = 38,455,706.77
  5. Step 5: Solve for x
    x = 38,455,706.77/10,284.08
  6. Step 6: Final answer
    x = 3,739.34

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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.