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Finding the Fourth Proportional to 5,569.17, 7,685.54 and 3,051.24

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Solution

The fourth proportional to 5,569.17, 7,685.54 and 3,051.24 is: 4,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.17 : 7,685.54 = 3,051.24 : x
  2. Step 2: Convert to fraction form
    5,569.17/7,685.54 = 3,051.24/x
  3. Step 3: Cross multiply
    5,569.17x = 7,685.54 × 3,051.24
  4. Step 4: Simplify right side
    5,569.17x = 23,450,411.81
  5. Step 5: Solve for x
    x = 23,450,411.81/5,569.17
  6. Step 6: Final answer
    x = 4,210.76

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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.