Home / 10,537.60-15,806.40-5,604.70

Finding the Fourth Proportional to 10,537.60, 15,806.40 and 5,604.70

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Solution

The fourth proportional to 10,537.60, 15,806.40 and 5,604.70 is: 8,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.60 : 15,806.40 = 5,604.70 : x
  2. Step 2: Convert to fraction form
    10,537.60/15,806.40 = 5,604.70/x
  3. Step 3: Cross multiply
    10,537.60x = 15,806.40 × 5,604.70
  4. Step 4: Simplify right side
    10,537.60x = 88,590,130.08
  5. Step 5: Solve for x
    x = 88,590,130.08/10,537.60
  6. Step 6: Final answer
    x = 8,407.05

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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.