Home / 4,340.40-6,510.63-1,053.48

Finding the Fourth Proportional to 4,340.40, 6,510.63 and 1,053.48

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Solution

The fourth proportional to 4,340.40, 6,510.63 and 1,053.48 is: 1,580.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.40 : 6,510.63 = 1,053.48 : x
  2. Step 2: Convert to fraction form
    4,340.40/6,510.63 = 1,053.48/x
  3. Step 3: Cross multiply
    4,340.40x = 6,510.63 × 1,053.48
  4. Step 4: Simplify right side
    4,340.40x = 6,858,818.49
  5. Step 5: Solve for x
    x = 6,858,818.49/4,340.40
  6. Step 6: Final answer
    x = 1,580.23

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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.