Home / 10,938.48-15,097.80-6,225.48

Finding the Fourth Proportional to 10,938.48, 15,097.80 and 6,225.48

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Solution

The fourth proportional to 10,938.48, 15,097.80 and 6,225.48 is: 8,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.48 : 15,097.80 = 6,225.48 : x
  2. Step 2: Convert to fraction form
    10,938.48/15,097.80 = 6,225.48/x
  3. Step 3: Cross multiply
    10,938.48x = 15,097.80 × 6,225.48
  4. Step 4: Simplify right side
    10,938.48x = 93,991,051.94
  5. Step 5: Solve for x
    x = 93,991,051.94/10,938.48
  6. Step 6: Final answer
    x = 8,592.70

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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.