Home / 4,702.30-7,053.45-4,126.30

Finding the Fourth Proportional to 4,702.30, 7,053.45 and 4,126.30

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Solution

The fourth proportional to 4,702.30, 7,053.45 and 4,126.30 is: 6,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.30 : 7,053.45 = 4,126.30 : x
  2. Step 2: Convert to fraction form
    4,702.30/7,053.45 = 4,126.30/x
  3. Step 3: Cross multiply
    4,702.30x = 7,053.45 × 4,126.30
  4. Step 4: Simplify right side
    4,702.30x = 29,104,650.74
  5. Step 5: Solve for x
    x = 29,104,650.74/4,702.30
  6. Step 6: Final answer
    x = 6,189.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.