Home / 4,947.95-7,378.27-4,903.52

Finding the Fourth Proportional to 4,947.95, 7,378.27 and 4,903.52

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Solution

The fourth proportional to 4,947.95, 7,378.27 and 4,903.52 is: 7,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.95 : 7,378.27 = 4,903.52 : x
  2. Step 2: Convert to fraction form
    4,947.95/7,378.27 = 4,903.52/x
  3. Step 3: Cross multiply
    4,947.95x = 7,378.27 × 4,903.52
  4. Step 4: Simplify right side
    4,947.95x = 36,179,445.36
  5. Step 5: Solve for x
    x = 36,179,445.36/4,947.95
  6. Step 6: Final answer
    x = 7,312.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.