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Finding the Fourth Proportional to 6,798.60, 9,371.70 and 4,699.08

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Solution

The fourth proportional to 6,798.60, 9,371.70 and 4,699.08 is: 6,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.60 : 9,371.70 = 4,699.08 : x
  2. Step 2: Convert to fraction form
    6,798.60/9,371.70 = 4,699.08/x
  3. Step 3: Cross multiply
    6,798.60x = 9,371.70 × 4,699.08
  4. Step 4: Simplify right side
    6,798.60x = 44,038,368.04
  5. Step 5: Solve for x
    x = 44,038,368.04/6,798.60
  6. Step 6: Final answer
    x = 6,477.56

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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.