Home / 10,371.42-15,547.02-4,449.84

Finding the Fourth Proportional to 10,371.42, 15,547.02 and 4,449.84

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Solution

The fourth proportional to 10,371.42, 15,547.02 and 4,449.84 is: 6,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.42 : 15,547.02 = 4,449.84 : x
  2. Step 2: Convert to fraction form
    10,371.42/15,547.02 = 4,449.84/x
  3. Step 3: Cross multiply
    10,371.42x = 15,547.02 × 4,449.84
  4. Step 4: Simplify right side
    10,371.42x = 69,181,751.48
  5. Step 5: Solve for x
    x = 69,181,751.48/10,371.42
  6. Step 6: Final answer
    x = 6,670.42

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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.