Home / 10,925.04-15,077.88-6,210.48

Finding the Fourth Proportional to 10,925.04, 15,077.88 and 6,210.48

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Solution

The fourth proportional to 10,925.04, 15,077.88 and 6,210.48 is: 8,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.04 : 15,077.88 = 6,210.48 : x
  2. Step 2: Convert to fraction form
    10,925.04/15,077.88 = 6,210.48/x
  3. Step 3: Cross multiply
    10,925.04x = 15,077.88 × 6,210.48
  4. Step 4: Simplify right side
    10,925.04x = 93,640,872.18
  5. Step 5: Solve for x
    x = 93,640,872.18/10,925.04
  6. Step 6: Final answer
    x = 8,571.22

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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.