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Finding the Fourth Proportional to 6,590.76, 9,093 and 4,702.56

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Solution

The fourth proportional to 6,590.76, 9,093 and 4,702.56 is: 6,487.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.76 : 9,093 = 4,702.56 : x
  2. Step 2: Convert to fraction form
    6,590.76/9,093 = 4,702.56/x
  3. Step 3: Cross multiply
    6,590.76x = 9,093 × 4,702.56
  4. Step 4: Simplify right side
    6,590.76x = 42,760,378.08
  5. Step 5: Solve for x
    x = 42,760,378.08/6,590.76
  6. Step 6: Final answer
    x = 6,487.93

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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.