Home / 10,637.68-15,955.28-2,847.10

Finding the Fourth Proportional to 10,637.68, 15,955.28 and 2,847.10

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Solution

The fourth proportional to 10,637.68, 15,955.28 and 2,847.10 is: 4,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.68 : 15,955.28 = 2,847.10 : x
  2. Step 2: Convert to fraction form
    10,637.68/15,955.28 = 2,847.10/x
  3. Step 3: Cross multiply
    10,637.68x = 15,955.28 × 2,847.10
  4. Step 4: Simplify right side
    10,637.68x = 45,426,277.69
  5. Step 5: Solve for x
    x = 45,426,277.69/10,637.68
  6. Step 6: Final answer
    x = 4,270.32

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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.