Home / 7,798.31-10,762.29-4,442.15

Finding the Fourth Proportional to 7,798.31, 10,762.29 and 4,442.15

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Solution

The fourth proportional to 7,798.31, 10,762.29 and 4,442.15 is: 6,130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.31 : 10,762.29 = 4,442.15 : x
  2. Step 2: Convert to fraction form
    7,798.31/10,762.29 = 4,442.15/x
  3. Step 3: Cross multiply
    7,798.31x = 10,762.29 × 4,442.15
  4. Step 4: Simplify right side
    7,798.31x = 47,807,706.52
  5. Step 5: Solve for x
    x = 47,807,706.52/7,798.31
  6. Step 6: Final answer
    x = 6,130.52

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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.