Home / 7,479.30-10,325.73-4,964.81

Finding the Fourth Proportional to 7,479.30, 10,325.73 and 4,964.81

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Solution

The fourth proportional to 7,479.30, 10,325.73 and 4,964.81 is: 6,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.30 : 10,325.73 = 4,964.81 : x
  2. Step 2: Convert to fraction form
    7,479.30/10,325.73 = 4,964.81/x
  3. Step 3: Cross multiply
    7,479.30x = 10,325.73 × 4,964.81
  4. Step 4: Simplify right side
    7,479.30x = 51,265,284.71
  5. Step 5: Solve for x
    x = 51,265,284.71/7,479.30
  6. Step 6: Final answer
    x = 6,854.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.