Home / 5,931.81-8,184.74-3,574.08

Finding the Fourth Proportional to 5,931.81, 8,184.74 and 3,574.08

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Solution

The fourth proportional to 5,931.81, 8,184.74 and 3,574.08 is: 4,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.81 : 8,184.74 = 3,574.08 : x
  2. Step 2: Convert to fraction form
    5,931.81/8,184.74 = 3,574.08/x
  3. Step 3: Cross multiply
    5,931.81x = 8,184.74 × 3,574.08
  4. Step 4: Simplify right side
    5,931.81x = 29,252,897.67
  5. Step 5: Solve for x
    x = 29,252,897.67/5,931.81
  6. Step 6: Final answer
    x = 4,931.53

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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.