Home / 6,964.13-10,420.02-4,888.19

Finding the Fourth Proportional to 6,964.13, 10,420.02 and 4,888.19

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Solution

The fourth proportional to 6,964.13, 10,420.02 and 4,888.19 is: 7,313.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.13 : 10,420.02 = 4,888.19 : x
  2. Step 2: Convert to fraction form
    6,964.13/10,420.02 = 4,888.19/x
  3. Step 3: Cross multiply
    6,964.13x = 10,420.02 × 4,888.19
  4. Step 4: Simplify right side
    6,964.13x = 50,934,985.46
  5. Step 5: Solve for x
    x = 50,934,985.46/6,964.13
  6. Step 6: Final answer
    x = 7,313.91

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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.