Home / 8,088.48-12,130.98-2,541.12

Finding the Fourth Proportional to 8,088.48, 12,130.98 and 2,541.12

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Solution

The fourth proportional to 8,088.48, 12,130.98 and 2,541.12 is: 3,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.48 : 12,130.98 = 2,541.12 : x
  2. Step 2: Convert to fraction form
    8,088.48/12,130.98 = 2,541.12/x
  3. Step 3: Cross multiply
    8,088.48x = 12,130.98 × 2,541.12
  4. Step 4: Simplify right side
    8,088.48x = 30,826,275.90
  5. Step 5: Solve for x
    x = 30,826,275.90/8,088.48
  6. Step 6: Final answer
    x = 3,811.13

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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.