Home / 3,574.17-5,361.26-977.13

Finding the Fourth Proportional to 3,574.17, 5,361.26 and 977.13

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Solution

The fourth proportional to 3,574.17, 5,361.26 and 977.13 is: 1,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.17 : 5,361.26 = 977.13 : x
  2. Step 2: Convert to fraction form
    3,574.17/5,361.26 = 977.13/x
  3. Step 3: Cross multiply
    3,574.17x = 5,361.26 × 977.13
  4. Step 4: Simplify right side
    3,574.17x = 5,238,643.10
  5. Step 5: Solve for x
    x = 5,238,643.10/3,574.17
  6. Step 6: Final answer
    x = 1,465.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.