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Finding the Fourth Proportional to 4,552.50, 6,776.63 and 4,340.10

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Solution

The fourth proportional to 4,552.50, 6,776.63 and 4,340.10 is: 6,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.50 : 6,776.63 = 4,340.10 : x
  2. Step 2: Convert to fraction form
    4,552.50/6,776.63 = 4,340.10/x
  3. Step 3: Cross multiply
    4,552.50x = 6,776.63 × 4,340.10
  4. Step 4: Simplify right side
    4,552.50x = 29,411,230.16
  5. Step 5: Solve for x
    x = 29,411,230.16/4,552.50
  6. Step 6: Final answer
    x = 6,460.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.