Home / 6,899.74-10,345.62-4,711.12

Finding the Fourth Proportional to 6,899.74, 10,345.62 and 4,711.12

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Solution

The fourth proportional to 6,899.74, 10,345.62 and 4,711.12 is: 7,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.74 : 10,345.62 = 4,711.12 : x
  2. Step 2: Convert to fraction form
    6,899.74/10,345.62 = 4,711.12/x
  3. Step 3: Cross multiply
    6,899.74x = 10,345.62 × 4,711.12
  4. Step 4: Simplify right side
    6,899.74x = 48,739,457.29
  5. Step 5: Solve for x
    x = 48,739,457.29/6,899.74
  6. Step 6: Final answer
    x = 7,063.96

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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.