Home / 8,287.69-11,437.02-4,510.87

Finding the Fourth Proportional to 8,287.69, 11,437.02 and 4,510.87

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Solution

The fourth proportional to 8,287.69, 11,437.02 and 4,510.87 is: 6,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.69 : 11,437.02 = 4,510.87 : x
  2. Step 2: Convert to fraction form
    8,287.69/11,437.02 = 4,510.87/x
  3. Step 3: Cross multiply
    8,287.69x = 11,437.02 × 4,510.87
  4. Step 4: Simplify right side
    8,287.69x = 51,590,910.41
  5. Step 5: Solve for x
    x = 51,590,910.41/8,287.69
  6. Step 6: Final answer
    x = 6,225.00

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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.