Home / 10,040.16-13,860.24-7,058.55

Finding the Fourth Proportional to 10,040.16, 13,860.24 and 7,058.55

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Solution

The fourth proportional to 10,040.16, 13,860.24 and 7,058.55 is: 9,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.16 : 13,860.24 = 7,058.55 : x
  2. Step 2: Convert to fraction form
    10,040.16/13,860.24 = 7,058.55/x
  3. Step 3: Cross multiply
    10,040.16x = 13,860.24 × 7,058.55
  4. Step 4: Simplify right side
    10,040.16x = 97,833,197.05
  5. Step 5: Solve for x
    x = 97,833,197.05/10,040.16
  6. Step 6: Final answer
    x = 9,744.19

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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.