Home / 10,240.16-14,127.62-6,705.32

Finding the Fourth Proportional to 10,240.16, 14,127.62 and 6,705.32

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Solution

The fourth proportional to 10,240.16, 14,127.62 and 6,705.32 is: 9,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.16 : 14,127.62 = 6,705.32 : x
  2. Step 2: Convert to fraction form
    10,240.16/14,127.62 = 6,705.32/x
  3. Step 3: Cross multiply
    10,240.16x = 14,127.62 × 6,705.32
  4. Step 4: Simplify right side
    10,240.16x = 94,730,108.77
  5. Step 5: Solve for x
    x = 94,730,108.77/10,240.16
  6. Step 6: Final answer
    x = 9,250.85

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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.