Home / 5,557.19-7,663.95-4,611.47

Finding the Fourth Proportional to 5,557.19, 7,663.95 and 4,611.47

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Solution

The fourth proportional to 5,557.19, 7,663.95 and 4,611.47 is: 6,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.19 : 7,663.95 = 4,611.47 : x
  2. Step 2: Convert to fraction form
    5,557.19/7,663.95 = 4,611.47/x
  3. Step 3: Cross multiply
    5,557.19x = 7,663.95 × 4,611.47
  4. Step 4: Simplify right side
    5,557.19x = 35,342,075.51
  5. Step 5: Solve for x
    x = 35,342,075.51/5,557.19
  6. Step 6: Final answer
    x = 6,359.70

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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.