Home / 9,032.50-12,457.86-6,902.74

Finding the Fourth Proportional to 9,032.50, 12,457.86 and 6,902.74

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Solution

The fourth proportional to 9,032.50, 12,457.86 and 6,902.74 is: 9,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,032.50 : 12,457.86 = 6,902.74 : x
  2. Step 2: Convert to fraction form
    9,032.50/12,457.86 = 6,902.74/x
  3. Step 3: Cross multiply
    9,032.50x = 12,457.86 × 6,902.74
  4. Step 4: Simplify right side
    9,032.50x = 85,993,368.54
  5. Step 5: Solve for x
    x = 85,993,368.54/9,032.50
  6. Step 6: Final answer
    x = 9,520.44

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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.