Home / 2,526.98-3,486.09-1,478.60

Finding the Fourth Proportional to 2,526.98, 3,486.09 and 1,478.60

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Solution

The fourth proportional to 2,526.98, 3,486.09 and 1,478.60 is: 2,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.98 : 3,486.09 = 1,478.60 : x
  2. Step 2: Convert to fraction form
    2,526.98/3,486.09 = 1,478.60/x
  3. Step 3: Cross multiply
    2,526.98x = 3,486.09 × 1,478.60
  4. Step 4: Simplify right side
    2,526.98x = 5,154,532.67
  5. Step 5: Solve for x
    x = 5,154,532.67/2,526.98
  6. Step 6: Final answer
    x = 2,039.80

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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.