Home / 7,276.10-10,039.29-4,133.30

Finding the Fourth Proportional to 7,276.10, 10,039.29 and 4,133.30

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Solution

The fourth proportional to 7,276.10, 10,039.29 and 4,133.30 is: 5,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.10 : 10,039.29 = 4,133.30 : x
  2. Step 2: Convert to fraction form
    7,276.10/10,039.29 = 4,133.30/x
  3. Step 3: Cross multiply
    7,276.10x = 10,039.29 × 4,133.30
  4. Step 4: Simplify right side
    7,276.10x = 41,495,397.36
  5. Step 5: Solve for x
    x = 41,495,397.36/7,276.10
  6. Step 6: Final answer
    x = 5,702.97

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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.