Home / 10,430.60-15,625.74-5,799.56

Finding the Fourth Proportional to 10,430.60, 15,625.74 and 5,799.56

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Solution

The fourth proportional to 10,430.60, 15,625.74 and 5,799.56 is: 8,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.60 : 15,625.74 = 5,799.56 : x
  2. Step 2: Convert to fraction form
    10,430.60/15,625.74 = 5,799.56/x
  3. Step 3: Cross multiply
    10,430.60x = 15,625.74 × 5,799.56
  4. Step 4: Simplify right side
    10,430.60x = 90,622,416.67
  5. Step 5: Solve for x
    x = 90,622,416.67/10,430.60
  6. Step 6: Final answer
    x = 8,688.13

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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.