Home / 1,740.23-2,401.53-954.26

Finding the Fourth Proportional to 1,740.23, 2,401.53 and 954.26

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Solution

The fourth proportional to 1,740.23, 2,401.53 and 954.26 is: 1,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.23 : 2,401.53 = 954.26 : x
  2. Step 2: Convert to fraction form
    1,740.23/2,401.53 = 954.26/x
  3. Step 3: Cross multiply
    1,740.23x = 2,401.53 × 954.26
  4. Step 4: Simplify right side
    1,740.23x = 2,291,684.02
  5. Step 5: Solve for x
    x = 2,291,684.02/1,740.23
  6. Step 6: Final answer
    x = 1,316.89

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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.