Home / 6,635.40-9,959.64-4,875.47

Finding the Fourth Proportional to 6,635.40, 9,959.64 and 4,875.47

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Solution

The fourth proportional to 6,635.40, 9,959.64 and 4,875.47 is: 7,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.40 : 9,959.64 = 4,875.47 : x
  2. Step 2: Convert to fraction form
    6,635.40/9,959.64 = 4,875.47/x
  3. Step 3: Cross multiply
    6,635.40x = 9,959.64 × 4,875.47
  4. Step 4: Simplify right side
    6,635.40x = 48,557,926.03
  5. Step 5: Solve for x
    x = 48,557,926.03/6,635.40
  6. Step 6: Final answer
    x = 7,318.01

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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.