Home / 10,342-14,271.96-6,621.04

Finding the Fourth Proportional to 10,342, 14,271.96 and 6,621.04

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Solution

The fourth proportional to 10,342, 14,271.96 and 6,621.04 is: 9,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342 : 14,271.96 = 6,621.04 : x
  2. Step 2: Convert to fraction form
    10,342/14,271.96 = 6,621.04/x
  3. Step 3: Cross multiply
    10,342x = 14,271.96 × 6,621.04
  4. Step 4: Simplify right side
    10,342x = 94,495,218.04
  5. Step 5: Solve for x
    x = 94,495,218.04/10,342
  6. Step 6: Final answer
    x = 9,137.04

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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.