Home / 7,457.32-11,180.80-6,294.87

Finding the Fourth Proportional to 7,457.32, 11,180.80 and 6,294.87

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Solution

The fourth proportional to 7,457.32, 11,180.80 and 6,294.87 is: 9,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.32 : 11,180.80 = 6,294.87 : x
  2. Step 2: Convert to fraction form
    7,457.32/11,180.80 = 6,294.87/x
  3. Step 3: Cross multiply
    7,457.32x = 11,180.80 × 6,294.87
  4. Step 4: Simplify right side
    7,457.32x = 70,381,682.50
  5. Step 5: Solve for x
    x = 70,381,682.50/7,457.32
  6. Step 6: Final answer
    x = 9,437.93

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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.