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Finding the Fourth Proportional to 6,373.18, 8,792.54 and 4,698.57

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Solution

The fourth proportional to 6,373.18, 8,792.54 and 4,698.57 is: 6,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.18 : 8,792.54 = 4,698.57 : x
  2. Step 2: Convert to fraction form
    6,373.18/8,792.54 = 4,698.57/x
  3. Step 3: Cross multiply
    6,373.18x = 8,792.54 × 4,698.57
  4. Step 4: Simplify right side
    6,373.18x = 41,312,341.17
  5. Step 5: Solve for x
    x = 41,312,341.17/6,373.18
  6. Step 6: Final answer
    x = 6,482.22

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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.