Home / 7,061.18-10,592.65-2,130.81

Finding the Fourth Proportional to 7,061.18, 10,592.65 and 2,130.81

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Solution

The fourth proportional to 7,061.18, 10,592.65 and 2,130.81 is: 3,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061.18 : 10,592.65 = 2,130.81 : x
  2. Step 2: Convert to fraction form
    7,061.18/10,592.65 = 2,130.81/x
  3. Step 3: Cross multiply
    7,061.18x = 10,592.65 × 2,130.81
  4. Step 4: Simplify right side
    7,061.18x = 22,570,929.87
  5. Step 5: Solve for x
    x = 22,570,929.87/7,061.18
  6. Step 6: Final answer
    x = 3,196.48

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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.