Home / 6,621.52-9,925.56-4,158.08

Finding the Fourth Proportional to 6,621.52, 9,925.56 and 4,158.08

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Solution

The fourth proportional to 6,621.52, 9,925.56 and 4,158.08 is: 6,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.52 : 9,925.56 = 4,158.08 : x
  2. Step 2: Convert to fraction form
    6,621.52/9,925.56 = 4,158.08/x
  3. Step 3: Cross multiply
    6,621.52x = 9,925.56 × 4,158.08
  4. Step 4: Simplify right side
    6,621.52x = 41,271,272.52
  5. Step 5: Solve for x
    x = 41,271,272.52/6,621.52
  6. Step 6: Final answer
    x = 6,232.90

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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.