Home / 7,426.08-10,248.42-4,240.32

Finding the Fourth Proportional to 7,426.08, 10,248.42 and 4,240.32

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Solution

The fourth proportional to 7,426.08, 10,248.42 and 4,240.32 is: 5,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.08 : 10,248.42 = 4,240.32 : x
  2. Step 2: Convert to fraction form
    7,426.08/10,248.42 = 4,240.32/x
  3. Step 3: Cross multiply
    7,426.08x = 10,248.42 × 4,240.32
  4. Step 4: Simplify right side
    7,426.08x = 43,456,580.29
  5. Step 5: Solve for x
    x = 43,456,580.29/7,426.08
  6. Step 6: Final answer
    x = 5,851.89

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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.