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Finding the Fourth Proportional to 7,504.01, 10,356.68 and 4,479.47

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Solution

The fourth proportional to 7,504.01, 10,356.68 and 4,479.47 is: 6,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.01 : 10,356.68 = 4,479.47 : x
  2. Step 2: Convert to fraction form
    7,504.01/10,356.68 = 4,479.47/x
  3. Step 3: Cross multiply
    7,504.01x = 10,356.68 × 4,479.47
  4. Step 4: Simplify right side
    7,504.01x = 46,392,437.36
  5. Step 5: Solve for x
    x = 46,392,437.36/7,504.01
  6. Step 6: Final answer
    x = 6,182.35

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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.