Home / 9,009.47-12,433.05-5,030.60

Finding the Fourth Proportional to 9,009.47, 12,433.05 and 5,030.60

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Solution

The fourth proportional to 9,009.47, 12,433.05 and 5,030.60 is: 6,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.47 : 12,433.05 = 5,030.60 : x
  2. Step 2: Convert to fraction form
    9,009.47/12,433.05 = 5,030.60/x
  3. Step 3: Cross multiply
    9,009.47x = 12,433.05 × 5,030.60
  4. Step 4: Simplify right side
    9,009.47x = 62,545,639.16
  5. Step 5: Solve for x
    x = 62,545,639.16/9,009.47
  6. Step 6: Final answer
    x = 6,942.21

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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.