Home / 4,037.84-5,565-2,931.92

Finding the Fourth Proportional to 4,037.84, 5,565 and 2,931.92

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Solution

The fourth proportional to 4,037.84, 5,565 and 2,931.92 is: 4,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,037.84 : 5,565 = 2,931.92 : x
  2. Step 2: Convert to fraction form
    4,037.84/5,565 = 2,931.92/x
  3. Step 3: Cross multiply
    4,037.84x = 5,565 × 2,931.92
  4. Step 4: Simplify right side
    4,037.84x = 16,316,134.80
  5. Step 5: Solve for x
    x = 16,316,134.80/4,037.84
  6. Step 6: Final answer
    x = 4,040.81

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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.