Home / 7,748.37-11,621.72-4,586.13

Finding the Fourth Proportional to 7,748.37, 11,621.72 and 4,586.13

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Solution

The fourth proportional to 7,748.37, 11,621.72 and 4,586.13 is: 6,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.37 : 11,621.72 = 4,586.13 : x
  2. Step 2: Convert to fraction form
    7,748.37/11,621.72 = 4,586.13/x
  3. Step 3: Cross multiply
    7,748.37x = 11,621.72 × 4,586.13
  4. Step 4: Simplify right side
    7,748.37x = 53,298,695.81
  5. Step 5: Solve for x
    x = 53,298,695.81/7,748.37
  6. Step 6: Final answer
    x = 6,878.70

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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.