Home / 1,740.10-2,401.35-954.13

Finding the Fourth Proportional to 1,740.10, 2,401.35 and 954.13

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Solution

The fourth proportional to 1,740.10, 2,401.35 and 954.13 is: 1,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.10 : 2,401.35 = 954.13 : x
  2. Step 2: Convert to fraction form
    1,740.10/2,401.35 = 954.13/x
  3. Step 3: Cross multiply
    1,740.10x = 2,401.35 × 954.13
  4. Step 4: Simplify right side
    1,740.10x = 2,291,188.07
  5. Step 5: Solve for x
    x = 2,291,188.07/1,740.10
  6. Step 6: Final answer
    x = 1,316.70

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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.