Home / 6,877.35-10,317.63-5,477.07

Finding the Fourth Proportional to 6,877.35, 10,317.63 and 5,477.07

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Solution

The fourth proportional to 6,877.35, 10,317.63 and 5,477.07 is: 8,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.35 : 10,317.63 = 5,477.07 : x
  2. Step 2: Convert to fraction form
    6,877.35/10,317.63 = 5,477.07/x
  3. Step 3: Cross multiply
    6,877.35x = 10,317.63 × 5,477.07
  4. Step 4: Simplify right side
    6,877.35x = 56,510,381.74
  5. Step 5: Solve for x
    x = 56,510,381.74/6,877.35
  6. Step 6: Final answer
    x = 8,216.88

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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.