Home / 4,391.12-6,590.18-2,312.35

Finding the Fourth Proportional to 4,391.12, 6,590.18 and 2,312.35

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Solution

The fourth proportional to 4,391.12, 6,590.18 and 2,312.35 is: 3,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.12 : 6,590.18 = 2,312.35 : x
  2. Step 2: Convert to fraction form
    4,391.12/6,590.18 = 2,312.35/x
  3. Step 3: Cross multiply
    4,391.12x = 6,590.18 × 2,312.35
  4. Step 4: Simplify right side
    4,391.12x = 15,238,802.72
  5. Step 5: Solve for x
    x = 15,238,802.72/4,391.12
  6. Step 6: Final answer
    x = 3,470.37

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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.