Home / 9,415.95-14,124.47-2,490.63

Finding the Fourth Proportional to 9,415.95, 14,124.47 and 2,490.63

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Solution

The fourth proportional to 9,415.95, 14,124.47 and 2,490.63 is: 3,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.95 : 14,124.47 = 2,490.63 : x
  2. Step 2: Convert to fraction form
    9,415.95/14,124.47 = 2,490.63/x
  3. Step 3: Cross multiply
    9,415.95x = 14,124.47 × 2,490.63
  4. Step 4: Simplify right side
    9,415.95x = 35,178,816.26
  5. Step 5: Solve for x
    x = 35,178,816.26/9,415.95
  6. Step 6: Final answer
    x = 3,736.09

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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.