Home / 7,287.64-10,055.40-4,634.08

Finding the Fourth Proportional to 7,287.64, 10,055.40 and 4,634.08

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Solution

The fourth proportional to 7,287.64, 10,055.40 and 4,634.08 is: 6,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.64 : 10,055.40 = 4,634.08 : x
  2. Step 2: Convert to fraction form
    7,287.64/10,055.40 = 4,634.08/x
  3. Step 3: Cross multiply
    7,287.64x = 10,055.40 × 4,634.08
  4. Step 4: Simplify right side
    7,287.64x = 46,597,528.03
  5. Step 5: Solve for x
    x = 46,597,528.03/7,287.64
  6. Step 6: Final answer
    x = 6,394.05

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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.