Home / 10,307.43-15,448.50-5,903.46

Finding the Fourth Proportional to 10,307.43, 15,448.50 and 5,903.46

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Solution

The fourth proportional to 10,307.43, 15,448.50 and 5,903.46 is: 8,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.43 : 15,448.50 = 5,903.46 : x
  2. Step 2: Convert to fraction form
    10,307.43/15,448.50 = 5,903.46/x
  3. Step 3: Cross multiply
    10,307.43x = 15,448.50 × 5,903.46
  4. Step 4: Simplify right side
    10,307.43x = 91,199,601.81
  5. Step 5: Solve for x
    x = 91,199,601.81/10,307.43
  6. Step 6: Final answer
    x = 8,847.95

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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.