Home / 7,895.50-10,895.40-4,492.19

Finding the Fourth Proportional to 7,895.50, 10,895.40 and 4,492.19

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Solution

The fourth proportional to 7,895.50, 10,895.40 and 4,492.19 is: 6,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.50 : 10,895.40 = 4,492.19 : x
  2. Step 2: Convert to fraction form
    7,895.50/10,895.40 = 4,492.19/x
  3. Step 3: Cross multiply
    7,895.50x = 10,895.40 × 4,492.19
  4. Step 4: Simplify right side
    7,895.50x = 48,944,129.99
  5. Step 5: Solve for x
    x = 48,944,129.99/7,895.50
  6. Step 6: Final answer
    x = 6,198.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.