Home / 9,001.04-12,423.71-5,370.99

Finding the Fourth Proportional to 9,001.04, 12,423.71 and 5,370.99

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Solution

The fourth proportional to 9,001.04, 12,423.71 and 5,370.99 is: 7,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.04 : 12,423.71 = 5,370.99 : x
  2. Step 2: Convert to fraction form
    9,001.04/12,423.71 = 5,370.99/x
  3. Step 3: Cross multiply
    9,001.04x = 12,423.71 × 5,370.99
  4. Step 4: Simplify right side
    9,001.04x = 66,727,533.20
  5. Step 5: Solve for x
    x = 66,727,533.20/9,001.04
  6. Step 6: Final answer
    x = 7,413.32

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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.