Home / 6,557.52-9,051.28-4,289.18

Finding the Fourth Proportional to 6,557.52, 9,051.28 and 4,289.18

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Solution

The fourth proportional to 6,557.52, 9,051.28 and 4,289.18 is: 5,920.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.52 : 9,051.28 = 4,289.18 : x
  2. Step 2: Convert to fraction form
    6,557.52/9,051.28 = 4,289.18/x
  3. Step 3: Cross multiply
    6,557.52x = 9,051.28 × 4,289.18
  4. Step 4: Simplify right side
    6,557.52x = 38,822,569.15
  5. Step 5: Solve for x
    x = 38,822,569.15/6,557.52
  6. Step 6: Final answer
    x = 5,920.31

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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.