Home / 10,602.46-15,903.69-3,582.51

Finding the Fourth Proportional to 10,602.46, 15,903.69 and 3,582.51

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Solution

The fourth proportional to 10,602.46, 15,903.69 and 3,582.51 is: 5,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.46 : 15,903.69 = 3,582.51 : x
  2. Step 2: Convert to fraction form
    10,602.46/15,903.69 = 3,582.51/x
  3. Step 3: Cross multiply
    10,602.46x = 15,903.69 × 3,582.51
  4. Step 4: Simplify right side
    10,602.46x = 56,975,128.46
  5. Step 5: Solve for x
    x = 56,975,128.46/10,602.46
  6. Step 6: Final answer
    x = 5,373.77

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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.