Home / 4,345.40-5,995.64-2,931.71

Finding the Fourth Proportional to 4,345.40, 5,995.64 and 2,931.71

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Solution

The fourth proportional to 4,345.40, 5,995.64 and 2,931.71 is: 4,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.40 : 5,995.64 = 2,931.71 : x
  2. Step 2: Convert to fraction form
    4,345.40/5,995.64 = 2,931.71/x
  3. Step 3: Cross multiply
    4,345.40x = 5,995.64 × 2,931.71
  4. Step 4: Simplify right side
    4,345.40x = 17,577,455.10
  5. Step 5: Solve for x
    x = 17,577,455.10/4,345.40
  6. Step 6: Final answer
    x = 4,045.08

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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.