Home / 10,009.16-15,014.58-2,988.71

Finding the Fourth Proportional to 10,009.16, 15,014.58 and 2,988.71

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Solution

The fourth proportional to 10,009.16, 15,014.58 and 2,988.71 is: 4,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.16 : 15,014.58 = 2,988.71 : x
  2. Step 2: Convert to fraction form
    10,009.16/15,014.58 = 2,988.71/x
  3. Step 3: Cross multiply
    10,009.16x = 15,014.58 × 2,988.71
  4. Step 4: Simplify right side
    10,009.16x = 44,874,225.39
  5. Step 5: Solve for x
    x = 44,874,225.39/10,009.16
  6. Step 6: Final answer
    x = 4,483.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.