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Finding the Fourth Proportional to 5,802.77, 8,008.30 and 4,856.90

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Solution

The fourth proportional to 5,802.77, 8,008.30 and 4,856.90 is: 6,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.77 : 8,008.30 = 4,856.90 : x
  2. Step 2: Convert to fraction form
    5,802.77/8,008.30 = 4,856.90/x
  3. Step 3: Cross multiply
    5,802.77x = 8,008.30 × 4,856.90
  4. Step 4: Simplify right side
    5,802.77x = 38,895,478.30
  5. Step 5: Solve for x
    x = 38,895,478.30/5,802.77
  6. Step 6: Final answer
    x = 6,702.91

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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.