Home / 10,086.90-15,130.46-3,068.06

Finding the Fourth Proportional to 10,086.90, 15,130.46 and 3,068.06

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Solution

The fourth proportional to 10,086.90, 15,130.46 and 3,068.06 is: 4,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.90 : 15,130.46 = 3,068.06 : x
  2. Step 2: Convert to fraction form
    10,086.90/15,130.46 = 3,068.06/x
  3. Step 3: Cross multiply
    10,086.90x = 15,130.46 × 3,068.06
  4. Step 4: Simplify right side
    10,086.90x = 46,421,083.46
  5. Step 5: Solve for x
    x = 46,421,083.46/10,086.90
  6. Step 6: Final answer
    x = 4,602.12

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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.