Home / 5,392.16-8,088.40-2,312.16

Finding the Fourth Proportional to 5,392.16, 8,088.40 and 2,312.16

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Solution

The fourth proportional to 5,392.16, 8,088.40 and 2,312.16 is: 3,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.16 : 8,088.40 = 2,312.16 : x
  2. Step 2: Convert to fraction form
    5,392.16/8,088.40 = 2,312.16/x
  3. Step 3: Cross multiply
    5,392.16x = 8,088.40 × 2,312.16
  4. Step 4: Simplify right side
    5,392.16x = 18,701,674.94
  5. Step 5: Solve for x
    x = 18,701,674.94/5,392.16
  6. Step 6: Final answer
    x = 3,468.31

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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.