Home / 10,718.04-14,785.95-6,942.47

Finding the Fourth Proportional to 10,718.04, 14,785.95 and 6,942.47

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Solution

The fourth proportional to 10,718.04, 14,785.95 and 6,942.47 is: 9,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.04 : 14,785.95 = 6,942.47 : x
  2. Step 2: Convert to fraction form
    10,718.04/14,785.95 = 6,942.47/x
  3. Step 3: Cross multiply
    10,718.04x = 14,785.95 × 6,942.47
  4. Step 4: Simplify right side
    10,718.04x = 102,650,940.37
  5. Step 5: Solve for x
    x = 102,650,940.37/10,718.04
  6. Step 6: Final answer
    x = 9,577.40

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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.