Home / 10,903.47-15,048.14-6,189.27

Finding the Fourth Proportional to 10,903.47, 15,048.14 and 6,189.27

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Solution

The fourth proportional to 10,903.47, 15,048.14 and 6,189.27 is: 8,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.47 : 15,048.14 = 6,189.27 : x
  2. Step 2: Convert to fraction form
    10,903.47/15,048.14 = 6,189.27/x
  3. Step 3: Cross multiply
    10,903.47x = 15,048.14 × 6,189.27
  4. Step 4: Simplify right side
    10,903.47x = 93,137,001.46
  5. Step 5: Solve for x
    x = 93,137,001.46/10,903.47
  6. Step 6: Final answer
    x = 8,541.96

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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.