Home / 10,340.08-14,274.26-6,364.60

Finding the Fourth Proportional to 10,340.08, 14,274.26 and 6,364.60

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Solution

The fourth proportional to 10,340.08, 14,274.26 and 6,364.60 is: 8,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.08 : 14,274.26 = 6,364.60 : x
  2. Step 2: Convert to fraction form
    10,340.08/14,274.26 = 6,364.60/x
  3. Step 3: Cross multiply
    10,340.08x = 14,274.26 × 6,364.60
  4. Step 4: Simplify right side
    10,340.08x = 90,849,955.20
  5. Step 5: Solve for x
    x = 90,849,955.20/10,340.08
  6. Step 6: Final answer
    x = 8,786.19

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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.