Home / 10,510.08-14,506.56-6,320.80

Finding the Fourth Proportional to 10,510.08, 14,506.56 and 6,320.80

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Solution

The fourth proportional to 10,510.08, 14,506.56 and 6,320.80 is: 8,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.08 : 14,506.56 = 6,320.80 : x
  2. Step 2: Convert to fraction form
    10,510.08/14,506.56 = 6,320.80/x
  3. Step 3: Cross multiply
    10,510.08x = 14,506.56 × 6,320.80
  4. Step 4: Simplify right side
    10,510.08x = 91,693,064.45
  5. Step 5: Solve for x
    x = 91,693,064.45/10,510.08
  6. Step 6: Final answer
    x = 8,724.30

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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.