Home / 10,256.04-15,361.74-6,742.08

Finding the Fourth Proportional to 10,256.04, 15,361.74 and 6,742.08

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Solution

The fourth proportional to 10,256.04, 15,361.74 and 6,742.08 is: 10,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.04 : 15,361.74 = 6,742.08 : x
  2. Step 2: Convert to fraction form
    10,256.04/15,361.74 = 6,742.08/x
  3. Step 3: Cross multiply
    10,256.04x = 15,361.74 × 6,742.08
  4. Step 4: Simplify right side
    10,256.04x = 103,570,080.02
  5. Step 5: Solve for x
    x = 103,570,080.02/10,256.04
  6. Step 6: Final answer
    x = 10,098.45

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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.