Home / 7,970.05-10,995.51-4,783.47

Finding the Fourth Proportional to 7,970.05, 10,995.51 and 4,783.47

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Solution

The fourth proportional to 7,970.05, 10,995.51 and 4,783.47 is: 6,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.05 : 10,995.51 = 4,783.47 : x
  2. Step 2: Convert to fraction form
    7,970.05/10,995.51 = 4,783.47/x
  3. Step 3: Cross multiply
    7,970.05x = 10,995.51 × 4,783.47
  4. Step 4: Simplify right side
    7,970.05x = 52,596,692.22
  5. Step 5: Solve for x
    x = 52,596,692.22/7,970.05
  6. Step 6: Final answer
    x = 6,599.29

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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.