Home / 4,695.70-7,038.54-1,572.85

Finding the Fourth Proportional to 4,695.70, 7,038.54 and 1,572.85

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Solution

The fourth proportional to 4,695.70, 7,038.54 and 1,572.85 is: 2,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.70 : 7,038.54 = 1,572.85 : x
  2. Step 2: Convert to fraction form
    4,695.70/7,038.54 = 1,572.85/x
  3. Step 3: Cross multiply
    4,695.70x = 7,038.54 × 1,572.85
  4. Step 4: Simplify right side
    4,695.70x = 11,070,567.64
  5. Step 5: Solve for x
    x = 11,070,567.64/4,695.70
  6. Step 6: Final answer
    x = 2,357.60

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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.