Home / 10,580.50-15,869.46-6,140.58

Finding the Fourth Proportional to 10,580.50, 15,869.46 and 6,140.58

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Solution

The fourth proportional to 10,580.50, 15,869.46 and 6,140.58 is: 9,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.50 : 15,869.46 = 6,140.58 : x
  2. Step 2: Convert to fraction form
    10,580.50/15,869.46 = 6,140.58/x
  3. Step 3: Cross multiply
    10,580.50x = 15,869.46 × 6,140.58
  4. Step 4: Simplify right side
    10,580.50x = 97,447,657.98
  5. Step 5: Solve for x
    x = 97,447,657.98/10,580.50
  6. Step 6: Final answer
    x = 9,210.12

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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.