Home / 4,820.34-6,652.32-2,931.62

Finding the Fourth Proportional to 4,820.34, 6,652.32 and 2,931.62

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Solution

The fourth proportional to 4,820.34, 6,652.32 and 2,931.62 is: 4,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.34 : 6,652.32 = 2,931.62 : x
  2. Step 2: Convert to fraction form
    4,820.34/6,652.32 = 2,931.62/x
  3. Step 3: Cross multiply
    4,820.34x = 6,652.32 × 2,931.62
  4. Step 4: Simplify right side
    4,820.34x = 19,502,041.10
  5. Step 5: Solve for x
    x = 19,502,041.10/4,820.34
  6. Step 6: Final answer
    x = 4,045.78

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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.