Home / 10,375.58-14,312.04-6,340.56

Finding the Fourth Proportional to 10,375.58, 14,312.04 and 6,340.56

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Solution

The fourth proportional to 10,375.58, 14,312.04 and 6,340.56 is: 8,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.58 : 14,312.04 = 6,340.56 : x
  2. Step 2: Convert to fraction form
    10,375.58/14,312.04 = 6,340.56/x
  3. Step 3: Cross multiply
    10,375.58x = 14,312.04 × 6,340.56
  4. Step 4: Simplify right side
    10,375.58x = 90,746,348.34
  5. Step 5: Solve for x
    x = 90,746,348.34/10,375.58
  6. Step 6: Final answer
    x = 8,746.15

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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.