Home / 7,750.89-10,695.65-4,564.45

Finding the Fourth Proportional to 7,750.89, 10,695.65 and 4,564.45

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Solution

The fourth proportional to 7,750.89, 10,695.65 and 4,564.45 is: 6,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.89 : 10,695.65 = 4,564.45 : x
  2. Step 2: Convert to fraction form
    7,750.89/10,695.65 = 4,564.45/x
  3. Step 3: Cross multiply
    7,750.89x = 10,695.65 × 4,564.45
  4. Step 4: Simplify right side
    7,750.89x = 48,819,750.19
  5. Step 5: Solve for x
    x = 48,819,750.19/7,750.89
  6. Step 6: Final answer
    x = 6,298.60

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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.