Home / 5,070.52-7,615.58-4,205.08

Finding the Fourth Proportional to 5,070.52, 7,615.58 and 4,205.08

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Solution

The fourth proportional to 5,070.52, 7,615.58 and 4,205.08 is: 6,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.52 : 7,615.58 = 4,205.08 : x
  2. Step 2: Convert to fraction form
    5,070.52/7,615.58 = 4,205.08/x
  3. Step 3: Cross multiply
    5,070.52x = 7,615.58 × 4,205.08
  4. Step 4: Simplify right side
    5,070.52x = 32,024,123.15
  5. Step 5: Solve for x
    x = 32,024,123.15/5,070.52
  6. Step 6: Final answer
    x = 6,315.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.