Home / 10,263.60-15,386.16-3,688.24

Finding the Fourth Proportional to 10,263.60, 15,386.16 and 3,688.24

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Solution

The fourth proportional to 10,263.60, 15,386.16 and 3,688.24 is: 5,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.60 : 15,386.16 = 3,688.24 : x
  2. Step 2: Convert to fraction form
    10,263.60/15,386.16 = 3,688.24/x
  3. Step 3: Cross multiply
    10,263.60x = 15,386.16 × 3,688.24
  4. Step 4: Simplify right side
    10,263.60x = 56,747,850.76
  5. Step 5: Solve for x
    x = 56,747,850.76/10,263.60
  6. Step 6: Final answer
    x = 5,529.04

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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.