Home / 4,129.02-5,690.17-2,948.04

Finding the Fourth Proportional to 4,129.02, 5,690.17 and 2,948.04

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Solution

The fourth proportional to 4,129.02, 5,690.17 and 2,948.04 is: 4,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.02 : 5,690.17 = 2,948.04 : x
  2. Step 2: Convert to fraction form
    4,129.02/5,690.17 = 2,948.04/x
  3. Step 3: Cross multiply
    4,129.02x = 5,690.17 × 2,948.04
  4. Step 4: Simplify right side
    4,129.02x = 16,774,848.77
  5. Step 5: Solve for x
    x = 16,774,848.77/4,129.02
  6. Step 6: Final answer
    x = 4,062.67

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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.