Home / 6,788.11-10,132.23-6,312.18

Finding the Fourth Proportional to 6,788.11, 10,132.23 and 6,312.18

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Solution

The fourth proportional to 6,788.11, 10,132.23 and 6,312.18 is: 9,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.11 : 10,132.23 = 6,312.18 : x
  2. Step 2: Convert to fraction form
    6,788.11/10,132.23 = 6,312.18/x
  3. Step 3: Cross multiply
    6,788.11x = 10,132.23 × 6,312.18
  4. Step 4: Simplify right side
    6,788.11x = 63,956,457.82
  5. Step 5: Solve for x
    x = 63,956,457.82/6,788.11
  6. Step 6: Final answer
    x = 9,421.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.