Home / 10,407.13-14,361.78-5,931.07

Finding the Fourth Proportional to 10,407.13, 14,361.78 and 5,931.07

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Solution

The fourth proportional to 10,407.13, 14,361.78 and 5,931.07 is: 8,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407.13 : 14,361.78 = 5,931.07 : x
  2. Step 2: Convert to fraction form
    10,407.13/14,361.78 = 5,931.07/x
  3. Step 3: Cross multiply
    10,407.13x = 14,361.78 × 5,931.07
  4. Step 4: Simplify right side
    10,407.13x = 85,180,722.50
  5. Step 5: Solve for x
    x = 85,180,722.50/10,407.13
  6. Step 6: Final answer
    x = 8,184.84

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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.