Home / 7,547.46-10,413.38-4,717.71

Finding the Fourth Proportional to 7,547.46, 10,413.38 and 4,717.71

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Solution

The fourth proportional to 7,547.46, 10,413.38 and 4,717.71 is: 6,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.46 : 10,413.38 = 4,717.71 : x
  2. Step 2: Convert to fraction form
    7,547.46/10,413.38 = 4,717.71/x
  3. Step 3: Cross multiply
    7,547.46x = 10,413.38 × 4,717.71
  4. Step 4: Simplify right side
    7,547.46x = 49,127,283.37
  5. Step 5: Solve for x
    x = 49,127,283.37/7,547.46
  6. Step 6: Final answer
    x = 6,509.11

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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.