Home / 11,501.04-15,868.56-7,023.13

Finding the Fourth Proportional to 11,501.04, 15,868.56 and 7,023.13

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Solution

The fourth proportional to 11,501.04, 15,868.56 and 7,023.13 is: 9,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.04 : 15,868.56 = 7,023.13 : x
  2. Step 2: Convert to fraction form
    11,501.04/15,868.56 = 7,023.13/x
  3. Step 3: Cross multiply
    11,501.04x = 15,868.56 × 7,023.13
  4. Step 4: Simplify right side
    11,501.04x = 111,446,959.79
  5. Step 5: Solve for x
    x = 111,446,959.79/11,501.04
  6. Step 6: Final answer
    x = 9,690.16

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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.