Home / 6,492.20-9,737.58-1,875.20

Finding the Fourth Proportional to 6,492.20, 9,737.58 and 1,875.20

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Solution

The fourth proportional to 6,492.20, 9,737.58 and 1,875.20 is: 2,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492.20 : 9,737.58 = 1,875.20 : x
  2. Step 2: Convert to fraction form
    6,492.20/9,737.58 = 1,875.20/x
  3. Step 3: Cross multiply
    6,492.20x = 9,737.58 × 1,875.20
  4. Step 4: Simplify right side
    6,492.20x = 18,259,910.02
  5. Step 5: Solve for x
    x = 18,259,910.02/6,492.20
  6. Step 6: Final answer
    x = 2,812.59

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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.