Home / 6,457.23-9,685.50-2,074.35

Finding the Fourth Proportional to 6,457.23, 9,685.50 and 2,074.35

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Solution

The fourth proportional to 6,457.23, 9,685.50 and 2,074.35 is: 3,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.23 : 9,685.50 = 2,074.35 : x
  2. Step 2: Convert to fraction form
    6,457.23/9,685.50 = 2,074.35/x
  3. Step 3: Cross multiply
    6,457.23x = 9,685.50 × 2,074.35
  4. Step 4: Simplify right side
    6,457.23x = 20,091,088.38
  5. Step 5: Solve for x
    x = 20,091,088.38/6,457.23
  6. Step 6: Final answer
    x = 3,111.41

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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.