Home / 10,145.04-14,004.06-9,080.93

Finding the Fourth Proportional to 10,145.04, 14,004.06 and 9,080.93

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Solution

The fourth proportional to 10,145.04, 14,004.06 and 9,080.93 is: 12,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,145.04 : 14,004.06 = 9,080.93 : x
  2. Step 2: Convert to fraction form
    10,145.04/14,004.06 = 9,080.93/x
  3. Step 3: Cross multiply
    10,145.04x = 14,004.06 × 9,080.93
  4. Step 4: Simplify right side
    10,145.04x = 127,169,888.58
  5. Step 5: Solve for x
    x = 127,169,888.58/10,145.04
  6. Step 6: Final answer
    x = 12,535.18

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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.