Home / 9,740.24-13,441.20-5,547.68

Finding the Fourth Proportional to 9,740.24, 13,441.20 and 5,547.68

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Solution

The fourth proportional to 9,740.24, 13,441.20 and 5,547.68 is: 7,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.24 : 13,441.20 = 5,547.68 : x
  2. Step 2: Convert to fraction form
    9,740.24/13,441.20 = 5,547.68/x
  3. Step 3: Cross multiply
    9,740.24x = 13,441.20 × 5,547.68
  4. Step 4: Simplify right side
    9,740.24x = 74,567,476.42
  5. Step 5: Solve for x
    x = 74,567,476.42/9,740.24
  6. Step 6: Final answer
    x = 7,655.61

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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.