Home / 5,730.01-7,900.95-4,048.45

Finding the Fourth Proportional to 5,730.01, 7,900.95 and 4,048.45

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Solution

The fourth proportional to 5,730.01, 7,900.95 and 4,048.45 is: 5,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.01 : 7,900.95 = 4,048.45 : x
  2. Step 2: Convert to fraction form
    5,730.01/7,900.95 = 4,048.45/x
  3. Step 3: Cross multiply
    5,730.01x = 7,900.95 × 4,048.45
  4. Step 4: Simplify right side
    5,730.01x = 31,986,601.03
  5. Step 5: Solve for x
    x = 31,986,601.03/5,730.01
  6. Step 6: Final answer
    x = 5,582.29

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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.