Home / 8,560.49-12,807.86-4,864.46

Finding the Fourth Proportional to 8,560.49, 12,807.86 and 4,864.46

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Solution

The fourth proportional to 8,560.49, 12,807.86 and 4,864.46 is: 7,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.49 : 12,807.86 = 4,864.46 : x
  2. Step 2: Convert to fraction form
    8,560.49/12,807.86 = 4,864.46/x
  3. Step 3: Cross multiply
    8,560.49x = 12,807.86 × 4,864.46
  4. Step 4: Simplify right side
    8,560.49x = 62,303,234.29
  5. Step 5: Solve for x
    x = 62,303,234.29/8,560.49
  6. Step 6: Final answer
    x = 7,278.00

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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.