Home / 7,539.19-10,403.16-4,353.07

Finding the Fourth Proportional to 7,539.19, 10,403.16 and 4,353.07

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Solution

The fourth proportional to 7,539.19, 10,403.16 and 4,353.07 is: 6,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.19 : 10,403.16 = 4,353.07 : x
  2. Step 2: Convert to fraction form
    7,539.19/10,403.16 = 4,353.07/x
  3. Step 3: Cross multiply
    7,539.19x = 10,403.16 × 4,353.07
  4. Step 4: Simplify right side
    7,539.19x = 45,285,683.70
  5. Step 5: Solve for x
    x = 45,285,683.70/7,539.19
  6. Step 6: Final answer
    x = 6,006.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.